Home / 153,052,567.13-229,711,511.69-80,320,732.85

Finding the Fourth Proportional to 153,052,567.13, 229,711,511.69 and 80,320,732.85

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Solution

The fourth proportional to 153,052,567.13, 229,711,511.69 and 80,320,732.85 is: 120,550,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,052,567.13 : 229,711,511.69 = 80,320,732.85 : x
  2. Step 2: Convert to fraction form
    153,052,567.13/229,711,511.69 = 80,320,732.85/x
  3. Step 3: Cross multiply
    153,052,567.13x = 229,711,511.69 × 80,320,732.85
  4. Step 4: Simplify right side
    153,052,567.13x = 18,450,596,963,496,020
  5. Step 5: Solve for x
    x = 18,450,596,963,496,020/153,052,567.13
  6. Step 6: Final answer
    x = 120,550,718.68

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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.