Home / 57,864,705.20-86,896,590.60-40,944,129.20

Finding the Fourth Proportional to 57,864,705.20, 86,896,590.60 and 40,944,129.20

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Solution

The fourth proportional to 57,864,705.20, 86,896,590.60 and 40,944,129.20 is: 61,486,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,864,705.20 : 86,896,590.60 = 40,944,129.20 : x
  2. Step 2: Convert to fraction form
    57,864,705.20/86,896,590.60 = 40,944,129.20/x
  3. Step 3: Cross multiply
    57,864,705.20x = 86,896,590.60 × 40,944,129.20
  4. Step 4: Simplify right side
    57,864,705.20x = 3,557,905,232,565,905.50
  5. Step 5: Solve for x
    x = 3,557,905,232,565,905.50/57,864,705.20
  6. Step 6: Final answer
    x = 61,486,621.60

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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.