Home / 161,777,922.70-242,666,884.06-64,748,605.90

Finding the Fourth Proportional to 161,777,922.70, 242,666,884.06 and 64,748,605.90

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Solution

The fourth proportional to 161,777,922.70, 242,666,884.06 and 64,748,605.90 is: 97,122,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,777,922.70 : 242,666,884.06 = 64,748,605.90 : x
  2. Step 2: Convert to fraction form
    161,777,922.70/242,666,884.06 = 64,748,605.90/x
  3. Step 3: Cross multiply
    161,777,922.70x = 242,666,884.06 × 64,748,605.90
  4. Step 4: Simplify right side
    161,777,922.70x = 15,712,342,440,981,932
  5. Step 5: Solve for x
    x = 15,712,342,440,981,932/161,777,922.70
  6. Step 6: Final answer
    x = 97,122,908.85

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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.