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Finding the Third Proportional to 98,937,868 and 130,102,854

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Solution

The third proportional to 98,937,868 and 130,102,854 is: 171,084,671.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,937,868 : 130,102,854 = 130,102,854 : x
  2. Step 2: Convert to fraction form
    98,937,868/130,102,854 = 130,102,854/x
  3. Step 3: Cross multiply
    98,937,868x = 130,102,854 × 130,102,854
  4. Step 4: Simplify right side
    98,937,868x = 16,926,752,618,945,316
  5. Step 5: Solve for x
    x = 16,926,752,618,945,316/98,937,868
  6. Step 6: Final answer
    x = 171,084,671.23

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.