Home / 172,205,514.88-237,636,765.61-101,663,847.81

Finding the Fourth Proportional to 172,205,514.88, 237,636,765.61 and 101,663,847.81

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Solution

The fourth proportional to 172,205,514.88, 237,636,765.61 and 101,663,847.81 is: 140,292,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,205,514.88 : 237,636,765.61 = 101,663,847.81 : x
  2. Step 2: Convert to fraction form
    172,205,514.88/237,636,765.61 = 101,663,847.81/x
  3. Step 3: Cross multiply
    172,205,514.88x = 237,636,765.61 × 101,663,847.81
  4. Step 4: Simplify right side
    172,205,514.88x = 24,159,067,972,781,520
  5. Step 5: Solve for x
    x = 24,159,067,972,781,520/172,205,514.88
  6. Step 6: Final answer
    x = 140,292,068.98

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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.