Home / 75,351,652.52-103,955,604.73-43,540,802.57

Finding the Fourth Proportional to 75,351,652.52, 103,955,604.73 and 43,540,802.57

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Solution

The fourth proportional to 75,351,652.52, 103,955,604.73 and 43,540,802.57 is: 60,069,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,351,652.52 : 103,955,604.73 = 43,540,802.57 : x
  2. Step 2: Convert to fraction form
    75,351,652.52/103,955,604.73 = 43,540,802.57/x
  3. Step 3: Cross multiply
    75,351,652.52x = 103,955,604.73 × 43,540,802.57
  4. Step 4: Simplify right side
    75,351,652.52x = 4,526,310,461,744,925
  5. Step 5: Solve for x
    x = 4,526,310,461,744,925/75,351,652.52
  6. Step 6: Final answer
    x = 60,069,159.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.