Home / 106,170,245.64-146,538,835.02-69,479,559

Finding the Fourth Proportional to 106,170,245.64, 146,538,835.02 and 69,479,559

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Solution

The fourth proportional to 106,170,245.64, 146,538,835.02 and 69,479,559 is: 95,897,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,170,245.64 : 146,538,835.02 = 69,479,559 : x
  2. Step 2: Convert to fraction form
    106,170,245.64/146,538,835.02 = 69,479,559/x
  3. Step 3: Cross multiply
    106,170,245.64x = 146,538,835.02 × 69,479,559
  4. Step 4: Simplify right side
    106,170,245.64x = 10,181,453,633,563,356
  5. Step 5: Solve for x
    x = 10,181,453,633,563,356/106,170,245.64
  6. Step 6: Final answer
    x = 95,897,429.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.