Home / 4,292,352,044.20-6,438,528,066.30-2,986,282,642.60

Finding the Fourth Proportional to 4,292,352,044.20, 6,438,528,066.30 and 2,986,282,642.60

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Solution

The fourth proportional to 4,292,352,044.20, 6,438,528,066.30 and 2,986,282,642.60 is: 4,479,423,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292,352,044.20 : 6,438,528,066.30 = 2,986,282,642.60 : x
  2. Step 2: Convert to fraction form
    4,292,352,044.20/6,438,528,066.30 = 2,986,282,642.60/x
  3. Step 3: Cross multiply
    4,292,352,044.20x = 6,438,528,066.30 × 2,986,282,642.60
  4. Step 4: Simplify right side
    4,292,352,044.20x = 19,227,264,608,284,631,040
  5. Step 5: Solve for x
    x = 19,227,264,608,284,631,040/4,292,352,044.20
  6. Step 6: Final answer
    x = 4,479,423,963.90

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Double scale
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Similar ratio
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1.5x scale

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.