Home / 587,120,410.80-880,680,616.20-178,175,905.20

Finding the Fourth Proportional to 587,120,410.80, 880,680,616.20 and 178,175,905.20

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Solution

The fourth proportional to 587,120,410.80, 880,680,616.20 and 178,175,905.20 is: 267,263,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,120,410.80 : 880,680,616.20 = 178,175,905.20 : x
  2. Step 2: Convert to fraction form
    587,120,410.80/880,680,616.20 = 178,175,905.20/x
  3. Step 3: Cross multiply
    587,120,410.80x = 880,680,616.20 × 178,175,905.20
  4. Step 4: Simplify right side
    587,120,410.80x = 156,916,065,983,528,768
  5. Step 5: Solve for x
    x = 156,916,065,983,528,768/587,120,410.80
  6. Step 6: Final answer
    x = 267,263,857.80

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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.