Home / 664,062,364.80-996,093,547.20-614,177,769.60

Finding the Fourth Proportional to 664,062,364.80, 996,093,547.20 and 614,177,769.60

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Solution

The fourth proportional to 664,062,364.80, 996,093,547.20 and 614,177,769.60 is: 921,266,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,062,364.80 : 996,093,547.20 = 614,177,769.60 : x
  2. Step 2: Convert to fraction form
    664,062,364.80/996,093,547.20 = 614,177,769.60/x
  3. Step 3: Cross multiply
    664,062,364.80x = 996,093,547.20 × 614,177,769.60
  4. Step 4: Simplify right side
    664,062,364.80x = 611,778,513,132,248,320
  5. Step 5: Solve for x
    x = 611,778,513,132,248,320/664,062,364.80
  6. Step 6: Final answer
    x = 921,266,654.40

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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.