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Finding the Third Proportional to 57,291,894.84 and 90,868,502.11

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Solution

The third proportional to 57,291,894.84 and 90,868,502.11 is: 144,123,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,291,894.84 : 90,868,502.11 = 90,868,502.11 : x
  2. Step 2: Convert to fraction form
    57,291,894.84/90,868,502.11 = 90,868,502.11/x
  3. Step 3: Cross multiply
    57,291,894.84x = 90,868,502.11 × 90,868,502.11
  4. Step 4: Simplify right side
    57,291,894.84x = 8,257,084,675,600,944
  5. Step 5: Solve for x
    x = 8,257,084,675,600,944/57,291,894.84
  6. Step 6: Final answer
    x = 144,123,085.79

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.