Home / 140,314,890.48-193,635,801.81-77,595,232.42

Finding the Fourth Proportional to 140,314,890.48, 193,635,801.81 and 77,595,232.42

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Solution

The fourth proportional to 140,314,890.48, 193,635,801.81 and 77,595,232.42 is: 107,082,113.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,314,890.48 : 193,635,801.81 = 77,595,232.42 : x
  2. Step 2: Convert to fraction form
    140,314,890.48/193,635,801.81 = 77,595,232.42/x
  3. Step 3: Cross multiply
    140,314,890.48x = 193,635,801.81 × 77,595,232.42
  4. Step 4: Simplify right side
    140,314,890.48x = 15,025,215,044,923,854
  5. Step 5: Solve for x
    x = 15,025,215,044,923,854/140,314,890.48
  6. Step 6: Final answer
    x = 107,082,113.62

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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.