Home / 1,681,857,132.30-2,522,785,698.45-808,247,844.45

Finding the Fourth Proportional to 1,681,857,132.30, 2,522,785,698.45 and 808,247,844.45

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Solution

The fourth proportional to 1,681,857,132.30, 2,522,785,698.45 and 808,247,844.45 is: 1,212,371,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,857,132.30 : 2,522,785,698.45 = 808,247,844.45 : x
  2. Step 2: Convert to fraction form
    1,681,857,132.30/2,522,785,698.45 = 808,247,844.45/x
  3. Step 3: Cross multiply
    1,681,857,132.30x = 2,522,785,698.45 × 808,247,844.45
  4. Step 4: Simplify right side
    1,681,857,132.30x = 2,039,036,102,781,500,160
  5. Step 5: Solve for x
    x = 2,039,036,102,781,500,160/1,681,857,132.30
  6. Step 6: Final answer
    x = 1,212,371,766.68

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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.