Home / 279,937,007.60-419,905,511.40-252,727,228.40

Finding the Fourth Proportional to 279,937,007.60, 419,905,511.40 and 252,727,228.40

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Solution

The fourth proportional to 279,937,007.60, 419,905,511.40 and 252,727,228.40 is: 379,090,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,937,007.60 : 419,905,511.40 = 252,727,228.40 : x
  2. Step 2: Convert to fraction form
    279,937,007.60/419,905,511.40 = 252,727,228.40/x
  3. Step 3: Cross multiply
    279,937,007.60x = 419,905,511.40 × 252,727,228.40
  4. Step 4: Simplify right side
    279,937,007.60x = 106,121,556,086,006,608
  5. Step 5: Solve for x
    x = 106,121,556,086,006,608/279,937,007.60
  6. Step 6: Final answer
    x = 379,090,842.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.