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Finding the Third Proportional to 1,518,516,481 and 2,366,554,785.50

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Solution

The third proportional to 1,518,516,481 and 2,366,554,785.50 is: 3,688,192,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,516,481 : 2,366,554,785.50 = 2,366,554,785.50 : x
  2. Step 2: Convert to fraction form
    1,518,516,481/2,366,554,785.50 = 2,366,554,785.50/x
  3. Step 3: Cross multiply
    1,518,516,481x = 2,366,554,785.50 × 2,366,554,785.50
  4. Step 4: Simplify right side
    1,518,516,481x = 5,600,581,552,772,951,040
  5. Step 5: Solve for x
    x = 5,600,581,552,772,951,040/1,518,516,481
  6. Step 6: Final answer
    x = 3,688,192,800.57

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.