Home / 229,728,019.20-344,592,028.80-188,913,350.40

Finding the Fourth Proportional to 229,728,019.20, 344,592,028.80 and 188,913,350.40

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Solution

The fourth proportional to 229,728,019.20, 344,592,028.80 and 188,913,350.40 is: 283,370,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,728,019.20 : 344,592,028.80 = 188,913,350.40 : x
  2. Step 2: Convert to fraction form
    229,728,019.20/344,592,028.80 = 188,913,350.40/x
  3. Step 3: Cross multiply
    229,728,019.20x = 344,592,028.80 × 188,913,350.40
  4. Step 4: Simplify right side
    229,728,019.20x = 65,098,034,681,741,296
  5. Step 5: Solve for x
    x = 65,098,034,681,741,296/229,728,019.20
  6. Step 6: Final answer
    x = 283,370,025.60

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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.