Home / 1,248,552,463.32-1,872,268,938.08-744,006,732.15

Finding the Fourth Proportional to 1,248,552,463.32, 1,872,268,938.08 and 744,006,732.15

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Solution

The fourth proportional to 1,248,552,463.32, 1,872,268,938.08 and 744,006,732.15 is: 1,115,676,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,552,463.32 : 1,872,268,938.08 = 744,006,732.15 : x
  2. Step 2: Convert to fraction form
    1,248,552,463.32/1,872,268,938.08 = 744,006,732.15/x
  3. Step 3: Cross multiply
    1,248,552,463.32x = 1,872,268,938.08 × 744,006,732.15
  4. Step 4: Simplify right side
    1,248,552,463.32x = 1,392,980,694,323,131,392
  5. Step 5: Solve for x
    x = 1,392,980,694,323,131,392/1,248,552,463.32
  6. Step 6: Final answer
    x = 1,115,676,541.63

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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.