Home / 857,000,515.34-1,181,465,207.89-574,793,386.92

Finding the Fourth Proportional to 857,000,515.34, 1,181,465,207.89 and 574,793,386.92

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Solution

The fourth proportional to 857,000,515.34, 1,181,465,207.89 and 574,793,386.92 is: 792,413,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,000,515.34 : 1,181,465,207.89 = 574,793,386.92 : x
  2. Step 2: Convert to fraction form
    857,000,515.34/1,181,465,207.89 = 574,793,386.92/x
  3. Step 3: Cross multiply
    857,000,515.34x = 1,181,465,207.89 × 574,793,386.92
  4. Step 4: Simplify right side
    857,000,515.34x = 679,098,388,369,798,016
  5. Step 5: Solve for x
    x = 679,098,388,369,798,016/857,000,515.34
  6. Step 6: Final answer
    x = 792,413,045.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.