Home / 345,548,721.60-518,323,082.40-335,982,783.60

Finding the Fourth Proportional to 345,548,721.60, 518,323,082.40 and 335,982,783.60

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Solution

The fourth proportional to 345,548,721.60, 518,323,082.40 and 335,982,783.60 is: 503,974,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,548,721.60 : 518,323,082.40 = 335,982,783.60 : x
  2. Step 2: Convert to fraction form
    345,548,721.60/518,323,082.40 = 335,982,783.60/x
  3. Step 3: Cross multiply
    345,548,721.60x = 518,323,082.40 × 335,982,783.60
  4. Step 4: Simplify right side
    345,548,721.60x = 174,147,632,028,884,160
  5. Step 5: Solve for x
    x = 174,147,632,028,884,160/345,548,721.60
  6. Step 6: Final answer
    x = 503,974,175.40

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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.