Home / 111,986,999.60-167,980,499.40-92,855,123.60

Finding the Fourth Proportional to 111,986,999.60, 167,980,499.40 and 92,855,123.60

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Solution

The fourth proportional to 111,986,999.60, 167,980,499.40 and 92,855,123.60 is: 139,282,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,986,999.60 : 167,980,499.40 = 92,855,123.60 : x
  2. Step 2: Convert to fraction form
    111,986,999.60/167,980,499.40 = 92,855,123.60/x
  3. Step 3: Cross multiply
    111,986,999.60x = 167,980,499.40 × 92,855,123.60
  4. Step 4: Simplify right side
    111,986,999.60x = 15,597,850,034,176,726
  5. Step 5: Solve for x
    x = 15,597,850,034,176,726/111,986,999.60
  6. Step 6: Final answer
    x = 139,282,685.40

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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.