Home / 156,948,067.06-235,206,866.95-99,337,500.70

Finding the Fourth Proportional to 156,948,067.06, 235,206,866.95 and 99,337,500.70

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Solution

The fourth proportional to 156,948,067.06, 235,206,866.95 and 99,337,500.70 is: 148,870,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,948,067.06 : 235,206,866.95 = 99,337,500.70 : x
  2. Step 2: Convert to fraction form
    156,948,067.06/235,206,866.95 = 99,337,500.70/x
  3. Step 3: Cross multiply
    156,948,067.06x = 235,206,866.95 × 99,337,500.70
  4. Step 4: Simplify right side
    156,948,067.06x = 23,364,862,309,454,072
  5. Step 5: Solve for x
    x = 23,364,862,309,454,072/156,948,067.06
  6. Step 6: Final answer
    x = 148,870,022.72

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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.