Home / 118,211,712.80-177,317,569.20-106,732,587.20

Finding the Fourth Proportional to 118,211,712.80, 177,317,569.20 and 106,732,587.20

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Solution

The fourth proportional to 118,211,712.80, 177,317,569.20 and 106,732,587.20 is: 160,098,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,211,712.80 : 177,317,569.20 = 106,732,587.20 : x
  2. Step 2: Convert to fraction form
    118,211,712.80/177,317,569.20 = 106,732,587.20/x
  3. Step 3: Cross multiply
    118,211,712.80x = 177,317,569.20 × 106,732,587.20
  4. Step 4: Simplify right side
    118,211,712.80x = 18,925,562,916,731,032
  5. Step 5: Solve for x
    x = 18,925,562,916,731,032/118,211,712.80
  6. Step 6: Final answer
    x = 160,098,880.80

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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.