Home / 484,967,215.20-727,450,822.80-239,441,473.20

Finding the Fourth Proportional to 484,967,215.20, 727,450,822.80 and 239,441,473.20

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Solution

The fourth proportional to 484,967,215.20, 727,450,822.80 and 239,441,473.20 is: 359,162,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,967,215.20 : 727,450,822.80 = 239,441,473.20 : x
  2. Step 2: Convert to fraction form
    484,967,215.20/727,450,822.80 = 239,441,473.20/x
  3. Step 3: Cross multiply
    484,967,215.20x = 727,450,822.80 × 239,441,473.20
  4. Step 4: Simplify right side
    484,967,215.20x = 174,181,896,691,784,128
  5. Step 5: Solve for x
    x = 174,181,896,691,784,128/484,967,215.20
  6. Step 6: Final answer
    x = 359,162,209.80

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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.