Home / 283,458,494.52-391,172,719.23-153,078,302.52

Finding the Fourth Proportional to 283,458,494.52, 391,172,719.23 and 153,078,302.52

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Solution

The fourth proportional to 283,458,494.52, 391,172,719.23 and 153,078,302.52 is: 211,248,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,458,494.52 : 391,172,719.23 = 153,078,302.52 : x
  2. Step 2: Convert to fraction form
    283,458,494.52/391,172,719.23 = 153,078,302.52/x
  3. Step 3: Cross multiply
    283,458,494.52x = 391,172,719.23 × 153,078,302.52
  4. Step 4: Simplify right side
    283,458,494.52x = 59,880,055,851,860,968
  5. Step 5: Solve for x
    x = 59,880,055,851,860,968/283,458,494.52
  6. Step 6: Final answer
    x = 211,248,055.75

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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.