Home / 259,498,205.28-358,108,471.98-140,420,798.10

Finding the Fourth Proportional to 259,498,205.28, 358,108,471.98 and 140,420,798.10

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Solution

The fourth proportional to 259,498,205.28, 358,108,471.98 and 140,420,798.10 is: 193,781,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,498,205.28 : 358,108,471.98 = 140,420,798.10 : x
  2. Step 2: Convert to fraction form
    259,498,205.28/358,108,471.98 = 140,420,798.10/x
  3. Step 3: Cross multiply
    259,498,205.28x = 358,108,471.98 × 140,420,798.10
  4. Step 4: Simplify right side
    259,498,205.28x = 50,285,877,441,803,088
  5. Step 5: Solve for x
    x = 50,285,877,441,803,088/259,498,205.28
  6. Step 6: Final answer
    x = 193,781,214.74

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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.