Home / 79,026,034.72-118,385,672.48-58,238,720.40

Finding the Fourth Proportional to 79,026,034.72, 118,385,672.48 and 58,238,720.40

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Solution

The fourth proportional to 79,026,034.72, 118,385,672.48 and 58,238,720.40 is: 87,245,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,026,034.72 : 118,385,672.48 = 58,238,720.40 : x
  2. Step 2: Convert to fraction form
    79,026,034.72/118,385,672.48 = 58,238,720.40/x
  3. Step 3: Cross multiply
    79,026,034.72x = 118,385,672.48 × 58,238,720.40
  4. Step 4: Simplify right side
    79,026,034.72x = 6,894,630,078,928,695
  5. Step 5: Solve for x
    x = 6,894,630,078,928,695/79,026,034.72
  6. Step 6: Final answer
    x = 87,245,046.56

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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.