Home / 86,500,542.20-129,750,813.30-25,916,268.20

Finding the Fourth Proportional to 86,500,542.20, 129,750,813.30 and 25,916,268.20

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Solution

The fourth proportional to 86,500,542.20, 129,750,813.30 and 25,916,268.20 is: 38,874,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,500,542.20 : 129,750,813.30 = 25,916,268.20 : x
  2. Step 2: Convert to fraction form
    86,500,542.20/129,750,813.30 = 25,916,268.20/x
  3. Step 3: Cross multiply
    86,500,542.20x = 129,750,813.30 × 25,916,268.20
  4. Step 4: Simplify right side
    86,500,542.20x = 3,362,656,876,650,927
  5. Step 5: Solve for x
    x = 3,362,656,876,650,927/86,500,542.20
  6. Step 6: Final answer
    x = 38,874,402.30

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1.5x scale

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.