Home / 484,448,585.95-725,609,801.71-400,498,888.73

Finding the Fourth Proportional to 484,448,585.95, 725,609,801.71 and 400,498,888.73

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Solution

The fourth proportional to 484,448,585.95, 725,609,801.71 and 400,498,888.73 is: 599,869,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,448,585.95 : 725,609,801.71 = 400,498,888.73 : x
  2. Step 2: Convert to fraction form
    484,448,585.95/725,609,801.71 = 400,498,888.73/x
  3. Step 3: Cross multiply
    484,448,585.95x = 725,609,801.71 × 400,498,888.73
  4. Step 4: Simplify right side
    484,448,585.95x = 290,605,919,234,448,192
  5. Step 5: Solve for x
    x = 290,605,919,234,448,192/484,448,585.95
  6. Step 6: Final answer
    x = 599,869,475.66

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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.