Home / 177,200,017.80-265,720,310.55-67,988,892.30

Finding the Fourth Proportional to 177,200,017.80, 265,720,310.55 and 67,988,892.30

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Solution

The fourth proportional to 177,200,017.80, 265,720,310.55 and 67,988,892.30 is: 101,952,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,200,017.80 : 265,720,310.55 = 67,988,892.30 : x
  2. Step 2: Convert to fraction form
    177,200,017.80/265,720,310.55 = 67,988,892.30/x
  3. Step 3: Cross multiply
    177,200,017.80x = 265,720,310.55 × 67,988,892.30
  4. Step 4: Simplify right side
    177,200,017.80x = 18,066,029,575,906,504
  5. Step 5: Solve for x
    x = 18,066,029,575,906,504/177,200,017.80
  6. Step 6: Final answer
    x = 101,952,752.60

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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.