Home / 117,218,809.20-175,844,802.60-36,431,353.20

Finding the Fourth Proportional to 117,218,809.20, 175,844,802.60 and 36,431,353.20

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Solution

The fourth proportional to 117,218,809.20, 175,844,802.60 and 36,431,353.20 is: 54,652,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,218,809.20 : 175,844,802.60 = 36,431,353.20 : x
  2. Step 2: Convert to fraction form
    117,218,809.20/175,844,802.60 = 36,431,353.20/x
  3. Step 3: Cross multiply
    117,218,809.20x = 175,844,802.60 × 36,431,353.20
  4. Step 4: Simplify right side
    117,218,809.20x = 6,406,264,111,904,879
  5. Step 5: Solve for x
    x = 6,406,264,111,904,879/117,218,809.20
  6. Step 6: Final answer
    x = 54,652,185.56

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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.