Home / 99,437,011.56-137,229,972.66-60,280,438.68

Finding the Fourth Proportional to 99,437,011.56, 137,229,972.66 and 60,280,438.68

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Solution

The fourth proportional to 99,437,011.56, 137,229,972.66 and 60,280,438.68 is: 83,191,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,437,011.56 : 137,229,972.66 = 60,280,438.68 : x
  2. Step 2: Convert to fraction form
    99,437,011.56/137,229,972.66 = 60,280,438.68/x
  3. Step 3: Cross multiply
    99,437,011.56x = 137,229,972.66 × 60,280,438.68
  4. Step 4: Simplify right side
    99,437,011.56x = 8,272,282,951,989,206
  5. Step 5: Solve for x
    x = 8,272,282,951,989,206/99,437,011.56
  6. Step 6: Final answer
    x = 83,191,186.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.