Home / 219,256,173.35-328,925,739.21-88,108,658.13

Finding the Fourth Proportional to 219,256,173.35, 328,925,739.21 and 88,108,658.13

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Solution

The fourth proportional to 219,256,173.35, 328,925,739.21 and 88,108,658.13 is: 132,179,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,256,173.35 : 328,925,739.21 = 88,108,658.13 : x
  2. Step 2: Convert to fraction form
    219,256,173.35/328,925,739.21 = 88,108,658.13/x
  3. Step 3: Cross multiply
    219,256,173.35x = 328,925,739.21 × 88,108,658.13
  4. Step 4: Simplify right side
    219,256,173.35x = 28,981,205,506,211,424
  5. Step 5: Solve for x
    x = 28,981,205,506,211,424/219,256,173.35
  6. Step 6: Final answer
    x = 132,179,655.72

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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.