Home / 73,110,578.42-100,938,472.53-47,050,385.78

Finding the Fourth Proportional to 73,110,578.42, 100,938,472.53 and 47,050,385.78

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Solution

The fourth proportional to 73,110,578.42, 100,938,472.53 and 47,050,385.78 is: 64,959,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,110,578.42 : 100,938,472.53 = 47,050,385.78 : x
  2. Step 2: Convert to fraction form
    73,110,578.42/100,938,472.53 = 47,050,385.78/x
  3. Step 3: Cross multiply
    73,110,578.42x = 100,938,472.53 × 47,050,385.78
  4. Step 4: Simplify right side
    73,110,578.42x = 4,749,194,072,580,433
  5. Step 5: Solve for x
    x = 4,749,194,072,580,433/73,110,578.42
  6. Step 6: Final answer
    x = 64,959,054.83

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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.