Home / 144,582,912,021.20-216,874,368,031.80-51,491,874,837.20

Finding the Fourth Proportional to 144,582,912,021.20, 216,874,368,031.80 and 51,491,874,837.20

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Solution

The fourth proportional to 144,582,912,021.20, 216,874,368,031.80 and 51,491,874,837.20 is: 77,237,812,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,582,912,021.20 : 216,874,368,031.80 = 51,491,874,837.20 : x
  2. Step 2: Convert to fraction form
    144,582,912,021.20/216,874,368,031.80 = 51,491,874,837.20/x
  3. Step 3: Cross multiply
    144,582,912,021.20x = 216,874,368,031.80 × 51,491,874,837.20
  4. Step 4: Simplify right side
    144,582,912,021.20x = 11,167,267,814,090,293,116,928
  5. Step 5: Solve for x
    x = 11,167,267,814,090,293,116,928/144,582,912,021.20
  6. Step 6: Final answer
    x = 77,237,812,255.80

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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.