Home / 61,182,209.40-91,773,314.10-55,608,372.60

Finding the Fourth Proportional to 61,182,209.40, 91,773,314.10 and 55,608,372.60

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Solution

The fourth proportional to 61,182,209.40, 91,773,314.10 and 55,608,372.60 is: 83,412,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,182,209.40 : 91,773,314.10 = 55,608,372.60 : x
  2. Step 2: Convert to fraction form
    61,182,209.40/91,773,314.10 = 55,608,372.60/x
  3. Step 3: Cross multiply
    61,182,209.40x = 91,773,314.10 × 55,608,372.60
  4. Step 4: Simplify right side
    61,182,209.40x = 5,103,364,645,209,633
  5. Step 5: Solve for x
    x = 5,103,364,645,209,633/61,182,209.40
  6. Step 6: Final answer
    x = 83,412,558.90

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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.