Home / 189,229,123.14-283,845,959.20-74,267,806.02

Finding the Fourth Proportional to 189,229,123.14, 283,845,959.20 and 74,267,806.02

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Solution

The fourth proportional to 189,229,123.14, 283,845,959.20 and 74,267,806.02 is: 111,402,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,229,123.14 : 283,845,959.20 = 74,267,806.02 : x
  2. Step 2: Convert to fraction form
    189,229,123.14/283,845,959.20 = 74,267,806.02/x
  3. Step 3: Cross multiply
    189,229,123.14x = 283,845,959.20 × 74,267,806.02
  4. Step 4: Simplify right side
    189,229,123.14x = 21,080,616,637,426,432
  5. Step 5: Solve for x
    x = 21,080,616,637,426,432/189,229,123.14
  6. Step 6: Final answer
    x = 111,402,601.71

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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.