Home / 205,000,480.40-307,527,693.60-75,698,916.80

Finding the Fourth Proportional to 205,000,480.40, 307,527,693.60 and 75,698,916.80

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Solution

The fourth proportional to 205,000,480.40, 307,527,693.60 and 75,698,916.80 is: 113,558,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,000,480.40 : 307,527,693.60 = 75,698,916.80 : x
  2. Step 2: Convert to fraction form
    205,000,480.40/307,527,693.60 = 75,698,916.80/x
  3. Step 3: Cross multiply
    205,000,480.40x = 307,527,693.60 × 75,698,916.80
  4. Step 4: Simplify right side
    205,000,480.40x = 23,279,513,291,522,292
  5. Step 5: Solve for x
    x = 23,279,513,291,522,292/205,000,480.40
  6. Step 6: Final answer
    x = 113,558,335.31

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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.