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Finding the Fourth Proportional to 163,314,803.60, 244,972,205.40 and 148,198,259.60

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Solution

The fourth proportional to 163,314,803.60, 244,972,205.40 and 148,198,259.60 is: 222,297,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,314,803.60 : 244,972,205.40 = 148,198,259.60 : x
  2. Step 2: Convert to fraction form
    163,314,803.60/244,972,205.40 = 148,198,259.60/x
  3. Step 3: Cross multiply
    163,314,803.60x = 244,972,205.40 × 148,198,259.60
  4. Step 4: Simplify right side
    163,314,803.60x = 36,304,454,490,653,720
  5. Step 5: Solve for x
    x = 36,304,454,490,653,720/163,314,803.60
  6. Step 6: Final answer
    x = 222,297,389.40

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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.