Home / 212,471,719.74-318,577,757.94-101,841,241.92

Finding the Fourth Proportional to 212,471,719.74, 318,577,757.94 and 101,841,241.92

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Solution

The fourth proportional to 212,471,719.74, 318,577,757.94 and 101,841,241.92 is: 152,699,637.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,471,719.74 : 318,577,757.94 = 101,841,241.92 : x
  2. Step 2: Convert to fraction form
    212,471,719.74/318,577,757.94 = 101,841,241.92/x
  3. Step 3: Cross multiply
    212,471,719.74x = 318,577,757.94 × 101,841,241.92
  4. Step 4: Simplify right side
    212,471,719.74x = 32,444,354,516,698,740
  5. Step 5: Solve for x
    x = 32,444,354,516,698,740/212,471,719.74
  6. Step 6: Final answer
    x = 152,699,637.19

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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.