Home / 143,472,024.70-215,208,037.05-132,386,559.10

Finding the Fourth Proportional to 143,472,024.70, 215,208,037.05 and 132,386,559.10

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Solution

The fourth proportional to 143,472,024.70, 215,208,037.05 and 132,386,559.10 is: 198,579,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,472,024.70 : 215,208,037.05 = 132,386,559.10 : x
  2. Step 2: Convert to fraction form
    143,472,024.70/215,208,037.05 = 132,386,559.10/x
  3. Step 3: Cross multiply
    143,472,024.70x = 215,208,037.05 × 132,386,559.10
  4. Step 4: Simplify right side
    143,472,024.70x = 28,490,651,515,714,816
  5. Step 5: Solve for x
    x = 28,490,651,515,714,816/143,472,024.70
  6. Step 6: Final answer
    x = 198,579,838.65

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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.