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Finding the Third Proportional to 56,910,140 and 124,881,396

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Solution

The third proportional to 56,910,140 and 124,881,396 is: 274,034,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,910,140 : 124,881,396 = 124,881,396 : x
  2. Step 2: Convert to fraction form
    56,910,140/124,881,396 = 124,881,396/x
  3. Step 3: Cross multiply
    56,910,140x = 124,881,396 × 124,881,396
  4. Step 4: Simplify right side
    56,910,140x = 15,595,363,066,908,816
  5. Step 5: Solve for x
    x = 15,595,363,066,908,816/56,910,140
  6. Step 6: Final answer
    x = 274,034,874.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.