Home / 112,371,390.15-168,273,650.03-89,696,574.15

Finding the Fourth Proportional to 112,371,390.15, 168,273,650.03 and 89,696,574.15

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Solution

The fourth proportional to 112,371,390.15, 168,273,650.03 and 89,696,574.15 is: 134,318,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371,390.15 : 168,273,650.03 = 89,696,574.15 : x
  2. Step 2: Convert to fraction form
    112,371,390.15/168,273,650.03 = 89,696,574.15/x
  3. Step 3: Cross multiply
    112,371,390.15x = 168,273,650.03 × 89,696,574.15
  4. Step 4: Simplify right side
    112,371,390.15x = 15,093,569,926,958,564
  5. Step 5: Solve for x
    x = 15,093,569,926,958,564/112,371,390.15
  6. Step 6: Final answer
    x = 134,318,618.88

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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.