Home / 297,726,543-446,515,565.38-87,595,415.85

Finding the Fourth Proportional to 297,726,543, 446,515,565.38 and 87,595,415.85

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Solution

The fourth proportional to 297,726,543, 446,515,565.38 and 87,595,415.85 is: 131,371,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,726,543 : 446,515,565.38 = 87,595,415.85 : x
  2. Step 2: Convert to fraction form
    297,726,543/446,515,565.38 = 87,595,415.85/x
  3. Step 3: Cross multiply
    297,726,543x = 446,515,565.38 × 87,595,415.85
  4. Step 4: Simplify right side
    297,726,543x = 39,112,716,634,413,544
  5. Step 5: Solve for x
    x = 39,112,716,634,413,544/297,726,543
  6. Step 6: Final answer
    x = 131,371,278.62

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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.