Home / 932,091,796.80-1,398,473,618.40-387,224,366.40

Finding the Fourth Proportional to 932,091,796.80, 1,398,473,618.40 and 387,224,366.40

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Solution

The fourth proportional to 932,091,796.80, 1,398,473,618.40 and 387,224,366.40 is: 580,976,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,091,796.80 : 1,398,473,618.40 = 387,224,366.40 : x
  2. Step 2: Convert to fraction form
    932,091,796.80/1,398,473,618.40 = 387,224,366.40/x
  3. Step 3: Cross multiply
    932,091,796.80x = 1,398,473,618.40 × 387,224,366.40
  4. Step 4: Simplify right side
    932,091,796.80x = 541,523,060,812,055,360
  5. Step 5: Solve for x
    x = 541,523,060,812,055,360/932,091,796.80
  6. Step 6: Final answer
    x = 580,976,104.15

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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.