Home / 133,060,510.20-199,619,795.70-75,580,318.20

Finding the Fourth Proportional to 133,060,510.20, 199,619,795.70 and 75,580,318.20

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Solution

The fourth proportional to 133,060,510.20, 199,619,795.70 and 75,580,318.20 is: 113,386,966.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,510.20 : 199,619,795.70 = 75,580,318.20 : x
  2. Step 2: Convert to fraction form
    133,060,510.20/199,619,795.70 = 75,580,318.20/x
  3. Step 3: Cross multiply
    133,060,510.20x = 199,619,795.70 × 75,580,318.20
  4. Step 4: Simplify right side
    133,060,510.20x = 15,087,327,678,024,992
  5. Step 5: Solve for x
    x = 15,087,327,678,024,992/133,060,510.20
  6. Step 6: Final answer
    x = 113,386,966.99

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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.