Home / 177,156,064.80-265,734,097.20-80,114,938.20

Finding the Fourth Proportional to 177,156,064.80, 265,734,097.20 and 80,114,938.20

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Solution

The fourth proportional to 177,156,064.80, 265,734,097.20 and 80,114,938.20 is: 120,172,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156,064.80 : 265,734,097.20 = 80,114,938.20 : x
  2. Step 2: Convert to fraction form
    177,156,064.80/265,734,097.20 = 80,114,938.20/x
  3. Step 3: Cross multiply
    177,156,064.80x = 265,734,097.20 × 80,114,938.20
  4. Step 4: Simplify right side
    177,156,064.80x = 21,289,270,774,810,792
  5. Step 5: Solve for x
    x = 21,289,270,774,810,792/177,156,064.80
  6. Step 6: Final answer
    x = 120,172,407.30

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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.