Home / 132,779,091.38-183,235,146.17-77,774,947.88

Finding the Fourth Proportional to 132,779,091.38, 183,235,146.17 and 77,774,947.88

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Solution

The fourth proportional to 132,779,091.38, 183,235,146.17 and 77,774,947.88 is: 107,329,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,779,091.38 : 183,235,146.17 = 77,774,947.88 : x
  2. Step 2: Convert to fraction form
    132,779,091.38/183,235,146.17 = 77,774,947.88/x
  3. Step 3: Cross multiply
    132,779,091.38x = 183,235,146.17 × 77,774,947.88
  4. Step 4: Simplify right side
    132,779,091.38x = 14,251,103,941,850,880
  5. Step 5: Solve for x
    x = 14,251,103,941,850,880/132,779,091.38
  6. Step 6: Final answer
    x = 107,329,428.11

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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.