Home / 86,330,020.20-129,502,403.10-29,596,324.20

Finding the Fourth Proportional to 86,330,020.20, 129,502,403.10 and 29,596,324.20

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Solution

The fourth proportional to 86,330,020.20, 129,502,403.10 and 29,596,324.20 is: 44,397,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330,020.20 : 129,502,403.10 = 29,596,324.20 : x
  2. Step 2: Convert to fraction form
    86,330,020.20/129,502,403.10 = 29,596,324.20/x
  3. Step 3: Cross multiply
    86,330,020.20x = 129,502,403.10 × 29,596,324.20
  4. Step 4: Simplify right side
    86,330,020.20x = 3,832,795,106,826,684.50
  5. Step 5: Solve for x
    x = 3,832,795,106,826,684.50/86,330,020.20
  6. Step 6: Final answer
    x = 44,397,013.90

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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.