Home / 361,895,844.25-542,774,338.70-140,566,939.03

Finding the Fourth Proportional to 361,895,844.25, 542,774,338.70 and 140,566,939.03

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Solution

The fourth proportional to 361,895,844.25, 542,774,338.70 and 140,566,939.03 is: 210,823,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,895,844.25 : 542,774,338.70 = 140,566,939.03 : x
  2. Step 2: Convert to fraction form
    361,895,844.25/542,774,338.70 = 140,566,939.03/x
  3. Step 3: Cross multiply
    361,895,844.25x = 542,774,338.70 × 140,566,939.03
  4. Step 4: Simplify right side
    361,895,844.25x = 76,296,127,377,184,096
  5. Step 5: Solve for x
    x = 76,296,127,377,184,096/361,895,844.25
  6. Step 6: Final answer
    x = 210,823,441.57

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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.