Home / 150,443,327,363.62-225,764,282,686.02-79,747,684,013.93

Finding the Fourth Proportional to 150,443,327,363.62, 225,764,282,686.02 and 79,747,684,013.93

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Solution

The fourth proportional to 150,443,327,363.62, 225,764,282,686.02 and 79,747,684,013.93 is: 119,674,158,985.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,443,327,363.62 : 225,764,282,686.02 = 79,747,684,013.93 : x
  2. Step 2: Convert to fraction form
    150,443,327,363.62/225,764,282,686.02 = 79,747,684,013.93/x
  3. Step 3: Cross multiply
    150,443,327,363.62x = 225,764,282,686.02 × 79,747,684,013.93
  4. Step 4: Simplify right side
    150,443,327,363.62x = 18,004,178,677,275,161,526,272
  5. Step 5: Solve for x
    x = 18,004,178,677,275,161,526,272/150,443,327,363.62
  6. Step 6: Final answer
    x = 119,674,158,985.86

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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.