Home / 801,454,531.20-1,202,181,796.80-619,832,054.40

Finding the Fourth Proportional to 801,454,531.20, 1,202,181,796.80 and 619,832,054.40

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Solution

The fourth proportional to 801,454,531.20, 1,202,181,796.80 and 619,832,054.40 is: 929,748,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,454,531.20 : 1,202,181,796.80 = 619,832,054.40 : x
  2. Step 2: Convert to fraction form
    801,454,531.20/1,202,181,796.80 = 619,832,054.40/x
  3. Step 3: Cross multiply
    801,454,531.20x = 1,202,181,796.80 × 619,832,054.40
  4. Step 4: Simplify right side
    801,454,531.20x = 745,150,812,872,827,264
  5. Step 5: Solve for x
    x = 745,150,812,872,827,264/801,454,531.20
  6. Step 6: Final answer
    x = 929,748,081.60

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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.