Home / 65,610,425.60-98,415,638.40-41,270,427.80

Finding the Fourth Proportional to 65,610,425.60, 98,415,638.40 and 41,270,427.80

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Solution

The fourth proportional to 65,610,425.60, 98,415,638.40 and 41,270,427.80 is: 61,905,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,425.60 : 98,415,638.40 = 41,270,427.80 : x
  2. Step 2: Convert to fraction form
    65,610,425.60/98,415,638.40 = 41,270,427.80/x
  3. Step 3: Cross multiply
    65,610,425.60x = 98,415,638.40 × 41,270,427.80
  4. Step 4: Simplify right side
    65,610,425.60x = 4,061,655,498,978,107.50
  5. Step 5: Solve for x
    x = 4,061,655,498,978,107.50/65,610,425.60
  6. Step 6: Final answer
    x = 61,905,641.70

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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.