Home / 887,977,397,442.75-1,225,377,102,667.20-502,593,468,991.75

Finding the Fourth Proportional to 887,977,397,442.75, 1,225,377,102,667.20 and 502,593,468,991.75

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Solution

The fourth proportional to 887,977,397,442.75, 1,225,377,102,667.20 and 502,593,468,991.75 is: 693,561,041,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,977,397,442.75 : 1,225,377,102,667.20 = 502,593,468,991.75 : x
  2. Step 2: Convert to fraction form
    887,977,397,442.75/1,225,377,102,667.20 = 502,593,468,991.75/x
  3. Step 3: Cross multiply
    887,977,397,442.75x = 1,225,377,102,667.20 × 502,593,468,991.75
  4. Step 4: Simplify right side
    887,977,397,442.75x = 615,866,528,852,567,851,532,288
  5. Step 5: Solve for x
    x = 615,866,528,852,567,851,532,288/887,977,397,442.75
  6. Step 6: Final answer
    x = 693,561,041,785.72

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Double scale
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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.