Home / 103,610,734.05-155,374,110.67-35,418,324.45

Finding the Fourth Proportional to 103,610,734.05, 155,374,110.67 and 35,418,324.45

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Solution

The fourth proportional to 103,610,734.05, 155,374,110.67 and 35,418,324.45 is: 53,113,132.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,610,734.05 : 155,374,110.67 = 35,418,324.45 : x
  2. Step 2: Convert to fraction form
    103,610,734.05/155,374,110.67 = 35,418,324.45/x
  3. Step 3: Cross multiply
    103,610,734.05x = 155,374,110.67 × 35,418,324.45
  4. Step 4: Simplify right side
    103,610,734.05x = 5,503,090,662,840,267
  5. Step 5: Solve for x
    x = 5,503,090,662,840,267/103,610,734.05
  6. Step 6: Final answer
    x = 53,113,132.66

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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.