Home / 898,704,009.60-1,348,056,014.40-252,471,753.60

Finding the Fourth Proportional to 898,704,009.60, 1,348,056,014.40 and 252,471,753.60

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Solution

The fourth proportional to 898,704,009.60, 1,348,056,014.40 and 252,471,753.60 is: 378,707,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,704,009.60 : 1,348,056,014.40 = 252,471,753.60 : x
  2. Step 2: Convert to fraction form
    898,704,009.60/1,348,056,014.40 = 252,471,753.60/x
  3. Step 3: Cross multiply
    898,704,009.60x = 1,348,056,014.40 × 252,471,753.60
  4. Step 4: Simplify right side
    898,704,009.60x = 340,346,065,906,594,880
  5. Step 5: Solve for x
    x = 340,346,065,906,594,880/898,704,009.60
  6. Step 6: Final answer
    x = 378,707,630.40

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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.