Home / 898,455,612.80-1,347,683,419.20-252,223,356.80

Finding the Fourth Proportional to 898,455,612.80, 1,347,683,419.20 and 252,223,356.80

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Solution

The fourth proportional to 898,455,612.80, 1,347,683,419.20 and 252,223,356.80 is: 378,335,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,455,612.80 : 1,347,683,419.20 = 252,223,356.80 : x
  2. Step 2: Convert to fraction form
    898,455,612.80/1,347,683,419.20 = 252,223,356.80/x
  3. Step 3: Cross multiply
    898,455,612.80x = 1,347,683,419.20 × 252,223,356.80
  4. Step 4: Simplify right side
    898,455,612.80x = 339,917,235,894,325,568
  5. Step 5: Solve for x
    x = 339,917,235,894,325,568/898,455,612.80
  6. Step 6: Final answer
    x = 378,335,035.20

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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.