Home / 240,544,761.60-331,951,988.96-130,536,475.68

Finding the Fourth Proportional to 240,544,761.60, 331,951,988.96 and 130,536,475.68

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Solution

The fourth proportional to 240,544,761.60, 331,951,988.96 and 130,536,475.68 is: 180,140,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,544,761.60 : 331,951,988.96 = 130,536,475.68 : x
  2. Step 2: Convert to fraction form
    240,544,761.60/331,951,988.96 = 130,536,475.68/x
  3. Step 3: Cross multiply
    240,544,761.60x = 331,951,988.96 × 130,536,475.68
  4. Step 4: Simplify right side
    240,544,761.60x = 43,331,842,733,804,672
  5. Step 5: Solve for x
    x = 43,331,842,733,804,672/240,544,761.60
  6. Step 6: Final answer
    x = 180,140,454.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.