Home / 157,389,436.80-236,084,155.20-49,684,060.80

Finding the Fourth Proportional to 157,389,436.80, 236,084,155.20 and 49,684,060.80

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Solution

The fourth proportional to 157,389,436.80, 236,084,155.20 and 49,684,060.80 is: 74,526,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,389,436.80 : 236,084,155.20 = 49,684,060.80 : x
  2. Step 2: Convert to fraction form
    157,389,436.80/236,084,155.20 = 49,684,060.80/x
  3. Step 3: Cross multiply
    157,389,436.80x = 236,084,155.20 × 49,684,060.80
  4. Step 4: Simplify right side
    157,389,436.80x = 11,729,619,520,873,434
  5. Step 5: Solve for x
    x = 11,729,619,520,873,434/157,389,436.80
  6. Step 6: Final answer
    x = 74,526,091.20

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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.