Home / 487,156,926.30-730,735,389.45-228,876,600.30

Finding the Fourth Proportional to 487,156,926.30, 730,735,389.45 and 228,876,600.30

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Solution

The fourth proportional to 487,156,926.30, 730,735,389.45 and 228,876,600.30 is: 343,314,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,156,926.30 : 730,735,389.45 = 228,876,600.30 : x
  2. Step 2: Convert to fraction form
    487,156,926.30/730,735,389.45 = 228,876,600.30/x
  3. Step 3: Cross multiply
    487,156,926.30x = 730,735,389.45 × 228,876,600.30
  4. Step 4: Simplify right side
    487,156,926.30x = 167,248,231,656,212,512
  5. Step 5: Solve for x
    x = 167,248,231,656,212,512/487,156,926.30
  6. Step 6: Final answer
    x = 343,314,900.45

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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.