Home / 495,350,570.40-743,023,231.20-126,884,810.40

Finding the Fourth Proportional to 495,350,570.40, 743,023,231.20 and 126,884,810.40

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Solution

The fourth proportional to 495,350,570.40, 743,023,231.20 and 126,884,810.40 is: 190,326,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,350,570.40 : 743,023,231.20 = 126,884,810.40 : x
  2. Step 2: Convert to fraction form
    495,350,570.40/743,023,231.20 = 126,884,810.40/x
  3. Step 3: Cross multiply
    495,350,570.40x = 743,023,231.20 × 126,884,810.40
  4. Step 4: Simplify right side
    495,350,570.40x = 94,278,361,813,607,376
  5. Step 5: Solve for x
    x = 94,278,361,813,607,376/495,350,570.40
  6. Step 6: Final answer
    x = 190,326,543.36

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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.