Home / 797,181,531.60-1,195,772,297.40-688,129,838.40

Finding the Fourth Proportional to 797,181,531.60, 1,195,772,297.40 and 688,129,838.40

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Solution

The fourth proportional to 797,181,531.60, 1,195,772,297.40 and 688,129,838.40 is: 1,032,194,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,181,531.60 : 1,195,772,297.40 = 688,129,838.40 : x
  2. Step 2: Convert to fraction form
    797,181,531.60/1,195,772,297.40 = 688,129,838.40/x
  3. Step 3: Cross multiply
    797,181,531.60x = 1,195,772,297.40 × 688,129,838.40
  4. Step 4: Simplify right side
    797,181,531.60x = 822,846,597,773,058,816
  5. Step 5: Solve for x
    x = 822,846,597,773,058,816/797,181,531.60
  6. Step 6: Final answer
    x = 1,032,194,757.60

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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.