Home / 103,719,115.56-155,595,557.66-48,442,227.19

Finding the Fourth Proportional to 103,719,115.56, 155,595,557.66 and 48,442,227.19

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Solution

The fourth proportional to 103,719,115.56, 155,595,557.66 and 48,442,227.19 is: 72,671,226.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,719,115.56 : 155,595,557.66 = 48,442,227.19 : x
  2. Step 2: Convert to fraction form
    103,719,115.56/155,595,557.66 = 48,442,227.19/x
  3. Step 3: Cross multiply
    103,719,115.56x = 155,595,557.66 × 48,442,227.19
  4. Step 4: Simplify right side
    103,719,115.56x = 7,537,395,353,920,464
  5. Step 5: Solve for x
    x = 7,537,395,353,920,464/103,719,115.56
  6. Step 6: Final answer
    x = 72,671,226.64

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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.