Home / 90,250,570.94-124,553,495.49-51,099,246.86

Finding the Fourth Proportional to 90,250,570.94, 124,553,495.49 and 51,099,246.86

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Solution

The fourth proportional to 90,250,570.94, 124,553,495.49 and 51,099,246.86 is: 70,521,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,250,570.94 : 124,553,495.49 = 51,099,246.86 : x
  2. Step 2: Convert to fraction form
    90,250,570.94/124,553,495.49 = 51,099,246.86/x
  3. Step 3: Cross multiply
    90,250,570.94x = 124,553,495.49 × 51,099,246.86
  4. Step 4: Simplify right side
    90,250,570.94x = 6,364,589,813,319,406
  5. Step 5: Solve for x
    x = 6,364,589,813,319,406/90,250,570.94
  6. Step 6: Final answer
    x = 70,521,324.65

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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.