Home / 91,800,572.20-137,710,954.14-30,367,346.92

Finding the Fourth Proportional to 91,800,572.20, 137,710,954.14 and 30,367,346.92

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Solution

The fourth proportional to 91,800,572.20, 137,710,954.14 and 30,367,346.92 is: 45,554,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,800,572.20 : 137,710,954.14 = 30,367,346.92 : x
  2. Step 2: Convert to fraction form
    91,800,572.20/137,710,954.14 = 30,367,346.92/x
  3. Step 3: Cross multiply
    91,800,572.20x = 137,710,954.14 × 30,367,346.92
  4. Step 4: Simplify right side
    91,800,572.20x = 4,181,916,319,053,590
  5. Step 5: Solve for x
    x = 4,181,916,319,053,590/91,800,572.20
  6. Step 6: Final answer
    x = 45,554,360.05

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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.