Home / 609,291,493.04-913,926,609.92-149,233,648.16

Finding the Fourth Proportional to 609,291,493.04, 913,926,609.92 and 149,233,648.16

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Solution

The fourth proportional to 609,291,493.04, 913,926,609.92 and 149,233,648.16 is: 223,847,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,291,493.04 : 913,926,609.92 = 149,233,648.16 : x
  2. Step 2: Convert to fraction form
    609,291,493.04/913,926,609.92 = 149,233,648.16/x
  3. Step 3: Cross multiply
    609,291,493.04x = 913,926,609.92 × 149,233,648.16
  4. Step 4: Simplify right side
    609,291,493.04x = 136,388,602,148,862,832
  5. Step 5: Solve for x
    x = 136,388,602,148,862,832/609,291,493.04
  6. Step 6: Final answer
    x = 223,847,868.72

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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.