Home / 2,587,310,726.40-3,880,966,089.60-747,123,436.80

Finding the Fourth Proportional to 2,587,310,726.40, 3,880,966,089.60 and 747,123,436.80

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Solution

The fourth proportional to 2,587,310,726.40, 3,880,966,089.60 and 747,123,436.80 is: 1,120,685,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,310,726.40 : 3,880,966,089.60 = 747,123,436.80 : x
  2. Step 2: Convert to fraction form
    2,587,310,726.40/3,880,966,089.60 = 747,123,436.80/x
  3. Step 3: Cross multiply
    2,587,310,726.40x = 3,880,966,089.60 × 747,123,436.80
  4. Step 4: Simplify right side
    2,587,310,726.40x = 2,899,560,722,966,208,512
  5. Step 5: Solve for x
    x = 2,899,560,722,966,208,512/2,587,310,726.40
  6. Step 6: Final answer
    x = 1,120,685,155.20

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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.