Home / 410,629,136-615,972,044.28-119,498,670.32

Finding the Fourth Proportional to 410,629,136, 615,972,044.28 and 119,498,670.32

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Solution

The fourth proportional to 410,629,136, 615,972,044.28 and 119,498,670.32 is: 179,256,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,629,136 : 615,972,044.28 = 119,498,670.32 : x
  2. Step 2: Convert to fraction form
    410,629,136/615,972,044.28 = 119,498,670.32/x
  3. Step 3: Cross multiply
    410,629,136x = 615,972,044.28 × 119,498,670.32
  4. Step 4: Simplify right side
    410,629,136x = 73,607,840,245,752,160
  5. Step 5: Solve for x
    x = 73,607,840,245,752,160/410,629,136
  6. Step 6: Final answer
    x = 179,256,252.89

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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.