Home / 99,687,300.90-149,460,092.55-38,252,721.30

Finding the Fourth Proportional to 99,687,300.90, 149,460,092.55 and 38,252,721.30

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Solution

The fourth proportional to 99,687,300.90, 149,460,092.55 and 38,252,721.30 is: 57,351,891.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,687,300.90 : 149,460,092.55 = 38,252,721.30 : x
  2. Step 2: Convert to fraction form
    99,687,300.90/149,460,092.55 = 38,252,721.30/x
  3. Step 3: Cross multiply
    99,687,300.90x = 149,460,092.55 × 38,252,721.30
  4. Step 4: Simplify right side
    99,687,300.90x = 5,717,255,265,787,356
  5. Step 5: Solve for x
    x = 5,717,255,265,787,356/99,687,300.90
  6. Step 6: Final answer
    x = 57,351,891.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.