Home / 108,172,246.20-149,277,830.93-58,612,580.72

Finding the Fourth Proportional to 108,172,246.20, 149,277,830.93 and 58,612,580.72

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Solution

The fourth proportional to 108,172,246.20, 149,277,830.93 and 58,612,580.72 is: 80,885,432.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,172,246.20 : 149,277,830.93 = 58,612,580.72 : x
  2. Step 2: Convert to fraction form
    108,172,246.20/149,277,830.93 = 58,612,580.72/x
  3. Step 3: Cross multiply
    108,172,246.20x = 149,277,830.93 × 58,612,580.72
  4. Step 4: Simplify right side
    108,172,246.20x = 8,749,558,915,091,138
  5. Step 5: Solve for x
    x = 8,749,558,915,091,138/108,172,246.20
  6. Step 6: Final answer
    x = 80,885,432.47

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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.