Home / 609,291,478-913,926,587.46-149,233,633.12

Finding the Fourth Proportional to 609,291,478, 913,926,587.46 and 149,233,633.12

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Solution

The fourth proportional to 609,291,478, 913,926,587.46 and 149,233,633.12 is: 223,847,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,291,478 : 913,926,587.46 = 149,233,633.12 : x
  2. Step 2: Convert to fraction form
    609,291,478/913,926,587.46 = 149,233,633.12/x
  3. Step 3: Cross multiply
    609,291,478x = 913,926,587.46 × 149,233,633.12
  4. Step 4: Simplify right side
    609,291,478x = 136,388,585,051,619,248
  5. Step 5: Solve for x
    x = 136,388,585,051,619,248/609,291,478
  6. Step 6: Final answer
    x = 223,847,846.19

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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.