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Finding the Third Proportional to 99,716,446 and 153,176,659

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Solution

The third proportional to 99,716,446 and 153,176,659 is: 235,298,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,716,446 : 153,176,659 = 153,176,659 : x
  2. Step 2: Convert to fraction form
    99,716,446/153,176,659 = 153,176,659/x
  3. Step 3: Cross multiply
    99,716,446x = 153,176,659 × 153,176,659
  4. Step 4: Simplify right side
    99,716,446x = 23,463,088,862,402,280
  5. Step 5: Solve for x
    x = 23,463,088,862,402,280/99,716,446
  6. Step 6: Final answer
    x = 235,298,085.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.