Home / 121,586,434.68-182,378,507.94-52,548,051.72

Finding the Fourth Proportional to 121,586,434.68, 182,378,507.94 and 52,548,051.72

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Solution

The fourth proportional to 121,586,434.68, 182,378,507.94 and 52,548,051.72 is: 78,821,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,586,434.68 : 182,378,507.94 = 52,548,051.72 : x
  2. Step 2: Convert to fraction form
    121,586,434.68/182,378,507.94 = 52,548,051.72/x
  3. Step 3: Cross multiply
    121,586,434.68x = 182,378,507.94 × 52,548,051.72
  4. Step 4: Simplify right side
    121,586,434.68x = 9,583,635,267,847,550
  5. Step 5: Solve for x
    x = 9,583,635,267,847,550/121,586,434.68
  6. Step 6: Final answer
    x = 78,821,583.12

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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.