Home / 113,576,278.40-170,140,468.80-68,002,697.60

Finding the Fourth Proportional to 113,576,278.40, 170,140,468.80 and 68,002,697.60

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Solution

The fourth proportional to 113,576,278.40, 170,140,468.80 and 68,002,697.60 is: 101,869,959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,576,278.40 : 170,140,468.80 = 68,002,697.60 : x
  2. Step 2: Convert to fraction form
    113,576,278.40/170,140,468.80 = 68,002,697.60/x
  3. Step 3: Cross multiply
    113,576,278.40x = 170,140,468.80 × 68,002,697.60
  4. Step 4: Simplify right side
    113,576,278.40x = 11,570,010,849,328,634
  5. Step 5: Solve for x
    x = 11,570,010,849,328,634/113,576,278.40
  6. Step 6: Final answer
    x = 101,869,959.22

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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.