Home / 1,456,132,079.60-2,184,198,119.40-535,817,985.20

Finding the Fourth Proportional to 1,456,132,079.60, 2,184,198,119.40 and 535,817,985.20

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Solution

The fourth proportional to 1,456,132,079.60, 2,184,198,119.40 and 535,817,985.20 is: 803,726,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,132,079.60 : 2,184,198,119.40 = 535,817,985.20 : x
  2. Step 2: Convert to fraction form
    1,456,132,079.60/2,184,198,119.40 = 535,817,985.20/x
  3. Step 3: Cross multiply
    1,456,132,079.60x = 2,184,198,119.40 × 535,817,985.20
  4. Step 4: Simplify right side
    1,456,132,079.60x = 1,170,332,635,614,536,960
  5. Step 5: Solve for x
    x = 1,170,332,635,614,536,960/1,456,132,079.60
  6. Step 6: Final answer
    x = 803,726,977.80

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Double scale
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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.