Home / 120,501,759.75-166,280,808.71-67,580,615.85

Finding the Fourth Proportional to 120,501,759.75, 166,280,808.71 and 67,580,615.85

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Solution

The fourth proportional to 120,501,759.75, 166,280,808.71 and 67,580,615.85 is: 93,254,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,501,759.75 : 166,280,808.71 = 67,580,615.85 : x
  2. Step 2: Convert to fraction form
    120,501,759.75/166,280,808.71 = 67,580,615.85/x
  3. Step 3: Cross multiply
    120,501,759.75x = 166,280,808.71 × 67,580,615.85
  4. Step 4: Simplify right side
    120,501,759.75x = 11,237,359,456,319,940
  5. Step 5: Solve for x
    x = 11,237,359,456,319,940/120,501,759.75
  6. Step 6: Final answer
    x = 93,254,733.21

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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.