Home / 880,181,854.80-1,318,761,127.80-465,043,765.20

Finding the Fourth Proportional to 880,181,854.80, 1,318,761,127.80 and 465,043,765.20

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Solution

The fourth proportional to 880,181,854.80, 1,318,761,127.80 and 465,043,765.20 is: 696,766,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,181,854.80 : 1,318,761,127.80 = 465,043,765.20 : x
  2. Step 2: Convert to fraction form
    880,181,854.80/1,318,761,127.80 = 465,043,765.20/x
  3. Step 3: Cross multiply
    880,181,854.80x = 1,318,761,127.80 × 465,043,765.20
  4. Step 4: Simplify right side
    880,181,854.80x = 613,281,640,271,510,400
  5. Step 5: Solve for x
    x = 613,281,640,271,510,400/880,181,854.80
  6. Step 6: Final answer
    x = 696,766,965.74

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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.