Home / 393,984,028.40-590,976,042.60-232,740,892.40

Finding the Fourth Proportional to 393,984,028.40, 590,976,042.60 and 232,740,892.40

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Solution

The fourth proportional to 393,984,028.40, 590,976,042.60 and 232,740,892.40 is: 349,111,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,984,028.40 : 590,976,042.60 = 232,740,892.40 : x
  2. Step 2: Convert to fraction form
    393,984,028.40/590,976,042.60 = 232,740,892.40/x
  3. Step 3: Cross multiply
    393,984,028.40x = 590,976,042.60 × 232,740,892.40
  4. Step 4: Simplify right side
    393,984,028.40x = 137,544,291,541,744,432
  5. Step 5: Solve for x
    x = 137,544,291,541,744,432/393,984,028.40
  6. Step 6: Final answer
    x = 349,111,338.60

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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.