Home / 356,176,043.60-533,953,025.40-137,975,262.80

Finding the Fourth Proportional to 356,176,043.60, 533,953,025.40 and 137,975,262.80

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Solution

The fourth proportional to 356,176,043.60, 533,953,025.40 and 137,975,262.80 is: 206,842,403.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,176,043.60 : 533,953,025.40 = 137,975,262.80 : x
  2. Step 2: Convert to fraction form
    356,176,043.60/533,953,025.40 = 137,975,262.80/x
  3. Step 3: Cross multiply
    356,176,043.60x = 533,953,025.40 × 137,975,262.80
  4. Step 4: Simplify right side
    356,176,043.60x = 73,672,309,002,420,080
  5. Step 5: Solve for x
    x = 73,672,309,002,420,080/356,176,043.60
  6. Step 6: Final answer
    x = 206,842,403.71

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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.