Home / 928,398,692,275.75-1,393,234,157,602.60-324,023,897,561.91

Finding the Fourth Proportional to 928,398,692,275.75, 1,393,234,157,602.60 and 324,023,897,561.91

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Solution

The fourth proportional to 928,398,692,275.75, 1,393,234,157,602.60 and 324,023,897,561.91 is: 486,257,860,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,398,692,275.75 : 1,393,234,157,602.60 = 324,023,897,561.91 : x
  2. Step 2: Convert to fraction form
    928,398,692,275.75/1,393,234,157,602.60 = 324,023,897,561.91/x
  3. Step 3: Cross multiply
    928,398,692,275.75x = 1,393,234,157,602.60 × 324,023,897,561.91
  4. Step 4: Simplify right side
    928,398,692,275.75x = 451,441,161,962,778,861,240,320
  5. Step 5: Solve for x
    x = 451,441,161,962,778,861,240,320/928,398,692,275.75
  6. Step 6: Final answer
    x = 486,257,860,678.56

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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.