Home / 356,175,963.60-533,952,905.40-137,975,182.80

Finding the Fourth Proportional to 356,175,963.60, 533,952,905.40 and 137,975,182.80

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Solution

The fourth proportional to 356,175,963.60, 533,952,905.40 and 137,975,182.80 is: 206,842,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,175,963.60 : 533,952,905.40 = 137,975,182.80 : x
  2. Step 2: Convert to fraction form
    356,175,963.60/533,952,905.40 = 137,975,182.80/x
  3. Step 3: Cross multiply
    356,175,963.60x = 533,952,905.40 × 137,975,182.80
  4. Step 4: Simplify right side
    356,175,963.60x = 73,672,249,729,156,112
  5. Step 5: Solve for x
    x = 73,672,249,729,156,112/356,175,963.60
  6. Step 6: Final answer
    x = 206,842,283.75

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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.