Home / 39,165,961,651.02-54,048,702,174.35-22,018,891,363.18

Finding the Fourth Proportional to 39,165,961,651.02, 54,048,702,174.35 and 22,018,891,363.18

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Solution

The fourth proportional to 39,165,961,651.02, 54,048,702,174.35 and 22,018,891,363.18 is: 30,385,887,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165,961,651.02 : 54,048,702,174.35 = 22,018,891,363.18 : x
  2. Step 2: Convert to fraction form
    39,165,961,651.02/54,048,702,174.35 = 22,018,891,363.18/x
  3. Step 3: Cross multiply
    39,165,961,651.02x = 54,048,702,174.35 × 22,018,891,363.18
  4. Step 4: Simplify right side
    39,165,961,651.02x = 1,190,092,501,497,687,310,336
  5. Step 5: Solve for x
    x = 1,190,092,501,497,687,310,336/39,165,961,651.02
  6. Step 6: Final answer
    x = 30,385,887,421.88

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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.