Home / 198,153,807.24-297,112,962.42-75,341,116.20

Finding the Fourth Proportional to 198,153,807.24, 297,112,962.42 and 75,341,116.20

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Solution

The fourth proportional to 198,153,807.24, 297,112,962.42 and 75,341,116.20 is: 112,966,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,153,807.24 : 297,112,962.42 = 75,341,116.20 : x
  2. Step 2: Convert to fraction form
    198,153,807.24/297,112,962.42 = 75,341,116.20/x
  3. Step 3: Cross multiply
    198,153,807.24x = 297,112,962.42 × 75,341,116.20
  4. Step 4: Simplify right side
    198,153,807.24x = 22,384,822,226,211,456
  5. Step 5: Solve for x
    x = 22,384,822,226,211,456/198,153,807.24
  6. Step 6: Final answer
    x = 112,966,904.54

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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.