Home / 79,026,035.72-118,385,673.98-58,238,721.40

Finding the Fourth Proportional to 79,026,035.72, 118,385,673.98 and 58,238,721.40

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Solution

The fourth proportional to 79,026,035.72, 118,385,673.98 and 58,238,721.40 is: 87,245,048.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,026,035.72 : 118,385,673.98 = 58,238,721.40 : x
  2. Step 2: Convert to fraction form
    79,026,035.72/118,385,673.98 = 58,238,721.40/x
  3. Step 3: Cross multiply
    79,026,035.72x = 118,385,673.98 × 58,238,721.40
  4. Step 4: Simplify right side
    79,026,035.72x = 6,894,630,284,672,449
  5. Step 5: Solve for x
    x = 6,894,630,284,672,449/79,026,035.72
  6. Step 6: Final answer
    x = 87,245,048.06

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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.