Home / 120,852,532.80-181,278,799.20-104,413,291.20

Finding the Fourth Proportional to 120,852,532.80, 181,278,799.20 and 104,413,291.20

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Solution

The fourth proportional to 120,852,532.80, 181,278,799.20 and 104,413,291.20 is: 156,619,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,852,532.80 : 181,278,799.20 = 104,413,291.20 : x
  2. Step 2: Convert to fraction form
    120,852,532.80/181,278,799.20 = 104,413,291.20/x
  3. Step 3: Cross multiply
    120,852,532.80x = 181,278,799.20 × 104,413,291.20
  4. Step 4: Simplify right side
    120,852,532.80x = 18,927,916,049,255,928
  5. Step 5: Solve for x
    x = 18,927,916,049,255,928/120,852,532.80
  6. Step 6: Final answer
    x = 156,619,936.80

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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.