Home / 120,967,483,891.74-166,934,545,732.55-66,773,558,479.07

Finding the Fourth Proportional to 120,967,483,891.74, 166,934,545,732.55 and 66,773,558,479.07

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Solution

The fourth proportional to 120,967,483,891.74, 166,934,545,732.55 and 66,773,558,479.07 is: 92,147,189,418.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,967,483,891.74 : 166,934,545,732.55 = 66,773,558,479.07 : x
  2. Step 2: Convert to fraction form
    120,967,483,891.74/166,934,545,732.55 = 66,773,558,479.07/x
  3. Step 3: Cross multiply
    120,967,483,891.74x = 166,934,545,732.55 × 66,773,558,479.07
  4. Step 4: Simplify right side
    120,967,483,891.74x = 11,146,813,651,649,411,678,208
  5. Step 5: Solve for x
    x = 11,146,813,651,649,411,678,208/120,967,483,891.74
  6. Step 6: Final answer
    x = 92,147,189,418.48

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1.5x scale

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.