Home / 282,055,638.18-422,860,946.22-178,205,950.59

Finding the Fourth Proportional to 282,055,638.18, 422,860,946.22 and 178,205,950.59

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Solution

The fourth proportional to 282,055,638.18, 422,860,946.22 and 178,205,950.59 is: 267,168,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,055,638.18 : 422,860,946.22 = 178,205,950.59 : x
  2. Step 2: Convert to fraction form
    282,055,638.18/422,860,946.22 = 178,205,950.59/x
  3. Step 3: Cross multiply
    282,055,638.18x = 422,860,946.22 × 178,205,950.59
  4. Step 4: Simplify right side
    282,055,638.18x = 75,356,336,888,521,968
  5. Step 5: Solve for x
    x = 75,356,336,888,521,968/282,055,638.18
  6. Step 6: Final answer
    x = 267,168,340.88

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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.