Home / 932,135,190.48-1,398,386,976.57-341,930,909.73

Finding the Fourth Proportional to 932,135,190.48, 1,398,386,976.57 and 341,930,909.73

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Solution

The fourth proportional to 932,135,190.48, 1,398,386,976.57 and 341,930,909.73 is: 512,963,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,135,190.48 : 1,398,386,976.57 = 341,930,909.73 : x
  2. Step 2: Convert to fraction form
    932,135,190.48/1,398,386,976.57 = 341,930,909.73/x
  3. Step 3: Cross multiply
    932,135,190.48x = 1,398,386,976.57 × 341,930,909.73
  4. Step 4: Simplify right side
    932,135,190.48x = 478,151,731,055,408,192
  5. Step 5: Solve for x
    x = 478,151,731,055,408,192/932,135,190.48
  6. Step 6: Final answer
    x = 512,963,930.49

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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.