Home / 61,689,853.26-85,130,548.83-34,187,191.02

Finding the Fourth Proportional to 61,689,853.26, 85,130,548.83 and 34,187,191.02

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Solution

The fourth proportional to 61,689,853.26, 85,130,548.83 and 34,187,191.02 is: 47,177,520.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689,853.26 : 85,130,548.83 = 34,187,191.02 : x
  2. Step 2: Convert to fraction form
    61,689,853.26/85,130,548.83 = 34,187,191.02/x
  3. Step 3: Cross multiply
    61,689,853.26x = 85,130,548.83 × 34,187,191.02
  4. Step 4: Simplify right side
    61,689,853.26x = 2,910,374,334,488,647.50
  5. Step 5: Solve for x
    x = 2,910,374,334,488,647.50/61,689,853.26
  6. Step 6: Final answer
    x = 47,177,520.79

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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.