Home / 409,900,616.10-614,850,924.15-370,361,405.70

Finding the Fourth Proportional to 409,900,616.10, 614,850,924.15 and 370,361,405.70

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Solution

The fourth proportional to 409,900,616.10, 614,850,924.15 and 370,361,405.70 is: 555,542,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,900,616.10 : 614,850,924.15 = 370,361,405.70 : x
  2. Step 2: Convert to fraction form
    409,900,616.10/614,850,924.15 = 370,361,405.70/x
  3. Step 3: Cross multiply
    409,900,616.10x = 614,850,924.15 × 370,361,405.70
  4. Step 4: Simplify right side
    409,900,616.10x = 227,717,052,564,138,048
  5. Step 5: Solve for x
    x = 227,717,052,564,138,048/409,900,616.10
  6. Step 6: Final answer
    x = 555,542,108.55

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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.