Home / 87,908,266.80-131,862,400.20-60,698,487.60

Finding the Fourth Proportional to 87,908,266.80, 131,862,400.20 and 60,698,487.60

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Solution

The fourth proportional to 87,908,266.80, 131,862,400.20 and 60,698,487.60 is: 91,047,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,908,266.80 : 131,862,400.20 = 60,698,487.60 : x
  2. Step 2: Convert to fraction form
    87,908,266.80/131,862,400.20 = 60,698,487.60/x
  3. Step 3: Cross multiply
    87,908,266.80x = 131,862,400.20 × 60,698,487.60
  4. Step 4: Simplify right side
    87,908,266.80x = 8,003,848,263,445,938
  5. Step 5: Solve for x
    x = 8,003,848,263,445,938/87,908,266.80
  6. Step 6: Final answer
    x = 91,047,731.40

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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.