Home / 84,250,853.40-126,376,280.10-23,666,579.40

Finding the Fourth Proportional to 84,250,853.40, 126,376,280.10 and 23,666,579.40

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Solution

The fourth proportional to 84,250,853.40, 126,376,280.10 and 23,666,579.40 is: 35,499,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,250,853.40 : 126,376,280.10 = 23,666,579.40 : x
  2. Step 2: Convert to fraction form
    84,250,853.40/126,376,280.10 = 23,666,579.40/x
  3. Step 3: Cross multiply
    84,250,853.40x = 126,376,280.10 × 23,666,579.40
  4. Step 4: Simplify right side
    84,250,853.40x = 2,990,894,267,263,289.50
  5. Step 5: Solve for x
    x = 2,990,894,267,263,289.50/84,250,853.40
  6. Step 6: Final answer
    x = 35,499,869.10

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Double scale
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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.