Home / 177,199,730.80-265,719,880.05-67,988,605.30

Finding the Fourth Proportional to 177,199,730.80, 265,719,880.05 and 67,988,605.30

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Solution

The fourth proportional to 177,199,730.80, 265,719,880.05 and 67,988,605.30 is: 101,952,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,199,730.80 : 265,719,880.05 = 67,988,605.30 : x
  2. Step 2: Convert to fraction form
    177,199,730.80/265,719,880.05 = 67,988,605.30/x
  3. Step 3: Cross multiply
    177,199,730.80x = 265,719,880.05 × 67,988,605.30
  4. Step 4: Simplify right side
    177,199,730.80x = 18,065,924,045,082,796
  5. Step 5: Solve for x
    x = 18,065,924,045,082,796/177,199,730.80
  6. Step 6: Final answer
    x = 101,952,322.18

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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.