Home / 219,884,169.20-329,826,253.80-155,386,914.80

Finding the Fourth Proportional to 219,884,169.20, 329,826,253.80 and 155,386,914.80

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Solution

The fourth proportional to 219,884,169.20, 329,826,253.80 and 155,386,914.80 is: 233,080,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,884,169.20 : 329,826,253.80 = 155,386,914.80 : x
  2. Step 2: Convert to fraction form
    219,884,169.20/329,826,253.80 = 155,386,914.80/x
  3. Step 3: Cross multiply
    219,884,169.20x = 329,826,253.80 × 155,386,914.80
  4. Step 4: Simplify right side
    219,884,169.20x = 51,250,683,998,023,784
  5. Step 5: Solve for x
    x = 51,250,683,998,023,784/219,884,169.20
  6. Step 6: Final answer
    x = 233,080,372.20

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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.