Home / 98,251,675.38-147,070,827.23-72,373,156.29

Finding the Fourth Proportional to 98,251,675.38, 147,070,827.23 and 72,373,156.29

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Solution

The fourth proportional to 98,251,675.38, 147,070,827.23 and 72,373,156.29 is: 108,333,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,251,675.38 : 147,070,827.23 = 72,373,156.29 : x
  2. Step 2: Convert to fraction form
    98,251,675.38/147,070,827.23 = 72,373,156.29/x
  3. Step 3: Cross multiply
    98,251,675.38x = 147,070,827.23 × 72,373,156.29
  4. Step 4: Simplify right side
    98,251,675.38x = 10,643,979,964,454,512
  5. Step 5: Solve for x
    x = 10,643,979,964,454,512/98,251,675.38
  6. Step 6: Final answer
    x = 108,333,826.61

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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.