Home / 422,782,068.70-583,438,060.38-234,638,767.90

Finding the Fourth Proportional to 422,782,068.70, 583,438,060.38 and 234,638,767.90

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Solution

The fourth proportional to 422,782,068.70, 583,438,060.38 and 234,638,767.90 is: 323,800,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,782,068.70 : 583,438,060.38 = 234,638,767.90 : x
  2. Step 2: Convert to fraction form
    422,782,068.70/583,438,060.38 = 234,638,767.90/x
  3. Step 3: Cross multiply
    422,782,068.70x = 583,438,060.38 × 234,638,767.90
  4. Step 4: Simplify right side
    422,782,068.70x = 136,897,187,633,529,008
  5. Step 5: Solve for x
    x = 136,897,187,633,529,008/422,782,068.70
  6. Step 6: Final answer
    x = 323,800,836.81

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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.