Home / 1,078,474,723.16-1,488,280,622.90-602,172,498.38

Finding the Fourth Proportional to 1,078,474,723.16, 1,488,280,622.90 and 602,172,498.38

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Solution

The fourth proportional to 1,078,474,723.16, 1,488,280,622.90 and 602,172,498.38 is: 830,989,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,474,723.16 : 1,488,280,622.90 = 602,172,498.38 : x
  2. Step 2: Convert to fraction form
    1,078,474,723.16/1,488,280,622.90 = 602,172,498.38/x
  3. Step 3: Cross multiply
    1,078,474,723.16x = 1,488,280,622.90 × 602,172,498.38
  4. Step 4: Simplify right side
    1,078,474,723.16x = 896,201,660,975,155,456
  5. Step 5: Solve for x
    x = 896,201,660,975,155,456/1,078,474,723.16
  6. Step 6: Final answer
    x = 830,989,954.36

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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.