Home / 90,346,414.86-124,678,738.35-49,093,529.58

Finding the Fourth Proportional to 90,346,414.86, 124,678,738.35 and 49,093,529.58

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Solution

The fourth proportional to 90,346,414.86, 124,678,738.35 and 49,093,529.58 is: 67,749,443.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,346,414.86 : 124,678,738.35 = 49,093,529.58 : x
  2. Step 2: Convert to fraction form
    90,346,414.86/124,678,738.35 = 49,093,529.58/x
  3. Step 3: Cross multiply
    90,346,414.86x = 124,678,738.35 × 49,093,529.58
  4. Step 4: Simplify right side
    90,346,414.86x = 6,120,919,329,182,805
  5. Step 5: Solve for x
    x = 6,120,919,329,182,805/90,346,414.86
  6. Step 6: Final answer
    x = 67,749,443.50

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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.