Home / 342,360,671.73-513,873,088.60-165,222,472.61

Finding the Fourth Proportional to 342,360,671.73, 513,873,088.60 and 165,222,472.61

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Solution

The fourth proportional to 342,360,671.73, 513,873,088.60 and 165,222,472.61 is: 247,993,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,360,671.73 : 513,873,088.60 = 165,222,472.61 : x
  2. Step 2: Convert to fraction form
    342,360,671.73/513,873,088.60 = 165,222,472.61/x
  3. Step 3: Cross multiply
    342,360,671.73x = 513,873,088.60 × 165,222,472.61
  4. Step 4: Simplify right side
    342,360,671.73x = 84,903,382,302,834,128
  5. Step 5: Solve for x
    x = 84,903,382,302,834,128/342,360,671.73
  6. Step 6: Final answer
    x = 247,993,970.43

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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.