Home / 161,406,000.10-242,109,000.15-148,934,851.30

Finding the Fourth Proportional to 161,406,000.10, 242,109,000.15 and 148,934,851.30

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Solution

The fourth proportional to 161,406,000.10, 242,109,000.15 and 148,934,851.30 is: 223,402,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,406,000.10 : 242,109,000.15 = 148,934,851.30 : x
  2. Step 2: Convert to fraction form
    161,406,000.10/242,109,000.15 = 148,934,851.30/x
  3. Step 3: Cross multiply
    161,406,000.10x = 242,109,000.15 × 148,934,851.30
  4. Step 4: Simplify right side
    161,406,000.10x = 36,058,467,935,731,928
  5. Step 5: Solve for x
    x = 36,058,467,935,731,928/161,406,000.10
  6. Step 6: Final answer
    x = 223,402,276.95

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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.