Home / 426,100,799.14-588,425,211.16-402,887,122.74

Finding the Fourth Proportional to 426,100,799.14, 588,425,211.16 and 402,887,122.74

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Solution

The fourth proportional to 426,100,799.14, 588,425,211.16 and 402,887,122.74 is: 556,368,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,100,799.14 : 588,425,211.16 = 402,887,122.74 : x
  2. Step 2: Convert to fraction form
    426,100,799.14/588,425,211.16 = 402,887,122.74/x
  3. Step 3: Cross multiply
    426,100,799.14x = 588,425,211.16 × 402,887,122.74
  4. Step 4: Simplify right side
    426,100,799.14x = 237,068,940,271,929,344
  5. Step 5: Solve for x
    x = 237,068,940,271,929,344/426,100,799.14
  6. Step 6: Final answer
    x = 556,368,213.23

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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.