Home / 205,520,732.28-308,265,593.36-65,455,529.55

Finding the Fourth Proportional to 205,520,732.28, 308,265,593.36 and 65,455,529.55

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Solution

The fourth proportional to 205,520,732.28, 308,265,593.36 and 65,455,529.55 is: 98,178,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,520,732.28 : 308,265,593.36 = 65,455,529.55 : x
  2. Step 2: Convert to fraction form
    205,520,732.28/308,265,593.36 = 65,455,529.55/x
  3. Step 3: Cross multiply
    205,520,732.28x = 308,265,593.36 × 65,455,529.55
  4. Step 4: Simplify right side
    205,520,732.28x = 20,177,687,655,096,488
  5. Step 5: Solve for x
    x = 20,177,687,655,096,488/205,520,732.28
  6. Step 6: Final answer
    x = 98,178,356.17

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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.