Home / 439,207,267.87-658,787,698.88-144,063,510.31

Finding the Fourth Proportional to 439,207,267.87, 658,787,698.88 and 144,063,510.31

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Solution

The fourth proportional to 439,207,267.87, 658,787,698.88 and 144,063,510.31 is: 216,087,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,207,267.87 : 658,787,698.88 = 144,063,510.31 : x
  2. Step 2: Convert to fraction form
    439,207,267.87/658,787,698.88 = 144,063,510.31/x
  3. Step 3: Cross multiply
    439,207,267.87x = 658,787,698.88 × 144,063,510.31
  4. Step 4: Simplify right side
    439,207,267.87x = 94,907,268,449,700,064
  5. Step 5: Solve for x
    x = 94,907,268,449,700,064/439,207,267.87
  6. Step 6: Final answer
    x = 216,087,654.72

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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.