Home / 845,164,575.55-1,267,746,902.74-579,007,834.63

Finding the Fourth Proportional to 845,164,575.55, 1,267,746,902.74 and 579,007,834.63

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Solution

The fourth proportional to 845,164,575.55, 1,267,746,902.74 and 579,007,834.63 is: 868,511,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,164,575.55 : 1,267,746,902.74 = 579,007,834.63 : x
  2. Step 2: Convert to fraction form
    845,164,575.55/1,267,746,902.74 = 579,007,834.63/x
  3. Step 3: Cross multiply
    845,164,575.55x = 1,267,746,902.74 × 579,007,834.63
  4. Step 4: Simplify right side
    845,164,575.55x = 734,035,389,019,097,344
  5. Step 5: Solve for x
    x = 734,035,389,019,097,344/845,164,575.55
  6. Step 6: Final answer
    x = 868,511,778.95

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Double scale
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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.