Home / 73,150,543.78-109,750,207.45-48,655,039.81

Finding the Fourth Proportional to 73,150,543.78, 109,750,207.45 and 48,655,039.81

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Solution

The fourth proportional to 73,150,543.78, 109,750,207.45 and 48,655,039.81 is: 72,998,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,150,543.78 : 109,750,207.45 = 48,655,039.81 : x
  2. Step 2: Convert to fraction form
    73,150,543.78/109,750,207.45 = 48,655,039.81/x
  3. Step 3: Cross multiply
    73,150,543.78x = 109,750,207.45 × 48,655,039.81
  4. Step 4: Simplify right side
    73,150,543.78x = 5,339,900,712,635,509
  5. Step 5: Solve for x
    x = 5,339,900,712,635,509/73,150,543.78
  6. Step 6: Final answer
    x = 72,998,783.56

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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.