Home / 550,541,006.70-826,768,103.85-292,260,680.70

Finding the Fourth Proportional to 550,541,006.70, 826,768,103.85 and 292,260,680.70

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Solution

The fourth proportional to 550,541,006.70, 826,768,103.85 and 292,260,680.70 is: 438,898,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,541,006.70 : 826,768,103.85 = 292,260,680.70 : x
  2. Step 2: Convert to fraction form
    550,541,006.70/826,768,103.85 = 292,260,680.70/x
  3. Step 3: Cross multiply
    550,541,006.70x = 826,768,103.85 × 292,260,680.70
  4. Step 4: Simplify right side
    550,541,006.70x = 241,631,808,812,249,280
  5. Step 5: Solve for x
    x = 241,631,808,812,249,280/550,541,006.70
  6. Step 6: Final answer
    x = 438,898,839.27

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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.