Home / 177,131,012.60-265,696,518.90-112,720,363.40

Finding the Fourth Proportional to 177,131,012.60, 265,696,518.90 and 112,720,363.40

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Solution

The fourth proportional to 177,131,012.60, 265,696,518.90 and 112,720,363.40 is: 169,080,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,131,012.60 : 265,696,518.90 = 112,720,363.40 : x
  2. Step 2: Convert to fraction form
    177,131,012.60/265,696,518.90 = 112,720,363.40/x
  3. Step 3: Cross multiply
    177,131,012.60x = 265,696,518.90 × 112,720,363.40
  4. Step 4: Simplify right side
    177,131,012.60x = 29,949,408,164,522,972
  5. Step 5: Solve for x
    x = 29,949,408,164,522,972/177,131,012.60
  6. Step 6: Final answer
    x = 169,080,545.10

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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.