Home / 169,702,672.61-234,182,137.14-99,144,825.68

Finding the Fourth Proportional to 169,702,672.61, 234,182,137.14 and 99,144,825.68

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Solution

The fourth proportional to 169,702,672.61, 234,182,137.14 and 99,144,825.68 is: 136,815,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,702,672.61 : 234,182,137.14 = 99,144,825.68 : x
  2. Step 2: Convert to fraction form
    169,702,672.61/234,182,137.14 = 99,144,825.68/x
  3. Step 3: Cross multiply
    169,702,672.61x = 234,182,137.14 × 99,144,825.68
  4. Step 4: Simplify right side
    169,702,672.61x = 23,217,947,162,944,240
  5. Step 5: Solve for x
    x = 23,217,947,162,944,240/169,702,672.61
  6. Step 6: Final answer
    x = 136,815,447.90

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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.