Home / 15,397,827,789.66-23,099,349,178.17-5,310,801,762.54

Finding the Fourth Proportional to 15,397,827,789.66, 23,099,349,178.17 and 5,310,801,762.54

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Solution

The fourth proportional to 15,397,827,789.66, 23,099,349,178.17 and 5,310,801,762.54 is: 7,967,101,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397,827,789.66 : 23,099,349,178.17 = 5,310,801,762.54 : x
  2. Step 2: Convert to fraction form
    15,397,827,789.66/23,099,349,178.17 = 5,310,801,762.54/x
  3. Step 3: Cross multiply
    15,397,827,789.66x = 23,099,349,178.17 × 5,310,801,762.54
  4. Step 4: Simplify right side
    15,397,827,789.66x = 122,676,064,328,952,119,296
  5. Step 5: Solve for x
    x = 122,676,064,328,952,119,296/15,397,827,789.66
  6. Step 6: Final answer
    x = 7,967,101,983.78

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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.