Home / 1,417,179,500.40-2,125,769,250.60-899,981,119.20

Finding the Fourth Proportional to 1,417,179,500.40, 2,125,769,250.60 and 899,981,119.20

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Solution

The fourth proportional to 1,417,179,500.40, 2,125,769,250.60 and 899,981,119.20 is: 1,349,971,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,179,500.40 : 2,125,769,250.60 = 899,981,119.20 : x
  2. Step 2: Convert to fraction form
    1,417,179,500.40/2,125,769,250.60 = 899,981,119.20/x
  3. Step 3: Cross multiply
    1,417,179,500.40x = 2,125,769,250.60 × 899,981,119.20
  4. Step 4: Simplify right side
    1,417,179,500.40x = 1,913,152,189,315,933,184
  5. Step 5: Solve for x
    x = 1,913,152,189,315,933,184/1,417,179,500.40
  6. Step 6: Final answer
    x = 1,349,971,678.80

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Half scale
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Double scale
Find fourth proportional to 1,417,179,501.40, 2,125,769,252.10 and 899,981,120.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.