Home / 250,011,796.47-344,983,560.48-144,169,121.04

Finding the Fourth Proportional to 250,011,796.47, 344,983,560.48 and 144,169,121.04

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Solution

The fourth proportional to 250,011,796.47, 344,983,560.48 and 144,169,121.04 is: 198,934,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,011,796.47 : 344,983,560.48 = 144,169,121.04 : x
  2. Step 2: Convert to fraction form
    250,011,796.47/344,983,560.48 = 144,169,121.04/x
  3. Step 3: Cross multiply
    250,011,796.47x = 344,983,560.48 × 144,169,121.04
  4. Step 4: Simplify right side
    250,011,796.47x = 49,735,976,687,651,280
  5. Step 5: Solve for x
    x = 49,735,976,687,651,280/250,011,796.47
  6. Step 6: Final answer
    x = 198,934,519.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.