Home / 147,743,999.10-221,615,998.65-89,545,304.70

Finding the Fourth Proportional to 147,743,999.10, 221,615,998.65 and 89,545,304.70

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Solution

The fourth proportional to 147,743,999.10, 221,615,998.65 and 89,545,304.70 is: 134,317,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,743,999.10 : 221,615,998.65 = 89,545,304.70 : x
  2. Step 2: Convert to fraction form
    147,743,999.10/221,615,998.65 = 89,545,304.70/x
  3. Step 3: Cross multiply
    147,743,999.10x = 221,615,998.65 × 89,545,304.70
  4. Step 4: Simplify right side
    147,743,999.10x = 19,844,672,125,509,040
  5. Step 5: Solve for x
    x = 19,844,672,125,509,040/147,743,999.10
  6. Step 6: Final answer
    x = 134,317,957.05

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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.