Home / 229,234,354.30-343,851,531.45-208,071,192.70

Finding the Fourth Proportional to 229,234,354.30, 343,851,531.45 and 208,071,192.70

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Solution

The fourth proportional to 229,234,354.30, 343,851,531.45 and 208,071,192.70 is: 312,106,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,234,354.30 : 343,851,531.45 = 208,071,192.70 : x
  2. Step 2: Convert to fraction form
    229,234,354.30/343,851,531.45 = 208,071,192.70/x
  3. Step 3: Cross multiply
    229,234,354.30x = 343,851,531.45 × 208,071,192.70
  4. Step 4: Simplify right side
    229,234,354.30x = 71,545,598,260,523,056
  5. Step 5: Solve for x
    x = 71,545,598,260,523,056/229,234,354.30
  6. Step 6: Final answer
    x = 312,106,789.05

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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.