Home / 161,764,404.80-242,646,607.20-89,960,820.80

Finding the Fourth Proportional to 161,764,404.80, 242,646,607.20 and 89,960,820.80

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Solution

The fourth proportional to 161,764,404.80, 242,646,607.20 and 89,960,820.80 is: 134,941,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,764,404.80 : 242,646,607.20 = 89,960,820.80 : x
  2. Step 2: Convert to fraction form
    161,764,404.80/242,646,607.20 = 89,960,820.80/x
  3. Step 3: Cross multiply
    161,764,404.80x = 242,646,607.20 × 89,960,820.80
  4. Step 4: Simplify right side
    161,764,404.80x = 21,828,687,948,047,188
  5. Step 5: Solve for x
    x = 21,828,687,948,047,188/161,764,404.80
  6. Step 6: Final answer
    x = 134,941,231.20

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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.