Home / 103,610,669.80-155,374,014.30-35,418,260.20

Finding the Fourth Proportional to 103,610,669.80, 155,374,014.30 and 35,418,260.20

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Solution

The fourth proportional to 103,610,669.80, 155,374,014.30 and 35,418,260.20 is: 53,113,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,610,669.80 : 155,374,014.30 = 35,418,260.20 : x
  2. Step 2: Convert to fraction form
    103,610,669.80/155,374,014.30 = 35,418,260.20/x
  3. Step 3: Cross multiply
    103,610,669.80x = 155,374,014.30 × 35,418,260.20
  4. Step 4: Simplify right side
    103,610,669.80x = 5,503,077,266,795,922
  5. Step 5: Solve for x
    x = 5,503,077,266,795,922/103,610,669.80
  6. Step 6: Final answer
    x = 53,113,036.31

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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.