Home / 131,341,003.62-181,241,947.95-75,577,423.74

Finding the Fourth Proportional to 131,341,003.62, 181,241,947.95 and 75,577,423.74

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Solution

The fourth proportional to 131,341,003.62, 181,241,947.95 and 75,577,423.74 is: 104,291,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,341,003.62 : 181,241,947.95 = 75,577,423.74 : x
  2. Step 2: Convert to fraction form
    131,341,003.62/181,241,947.95 = 75,577,423.74/x
  3. Step 3: Cross multiply
    131,341,003.62x = 181,241,947.95 × 75,577,423.74
  4. Step 4: Simplify right side
    131,341,003.62x = 13,697,799,499,680,172
  5. Step 5: Solve for x
    x = 13,697,799,499,680,172/131,341,003.62
  6. Step 6: Final answer
    x = 104,291,874.75

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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.