Home / 88,126,692.75-121,612,417.40-48,967,462.66

Finding the Fourth Proportional to 88,126,692.75, 121,612,417.40 and 48,967,462.66

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Solution

The fourth proportional to 88,126,692.75, 121,612,417.40 and 48,967,462.66 is: 67,573,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,126,692.75 : 121,612,417.40 = 48,967,462.66 : x
  2. Step 2: Convert to fraction form
    88,126,692.75/121,612,417.40 = 48,967,462.66/x
  3. Step 3: Cross multiply
    88,126,692.75x = 121,612,417.40 × 48,967,462.66
  4. Step 4: Simplify right side
    88,126,692.75x = 5,955,051,508,026,834
  5. Step 5: Solve for x
    x = 5,955,051,508,026,834/88,126,692.75
  6. Step 6: Final answer
    x = 67,573,754.58

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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.