Home / 144,967,916.90-200,055,754.94-79,777,820.90

Finding the Fourth Proportional to 144,967,916.90, 200,055,754.94 and 79,777,820.90

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Solution

The fourth proportional to 144,967,916.90, 200,055,754.94 and 79,777,820.90 is: 110,093,409.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,967,916.90 : 200,055,754.94 = 79,777,820.90 : x
  2. Step 2: Convert to fraction form
    144,967,916.90/200,055,754.94 = 79,777,820.90/x
  3. Step 3: Cross multiply
    144,967,916.90x = 200,055,754.94 × 79,777,820.90
  4. Step 4: Simplify right side
    144,967,916.90x = 15,960,012,186,218,442
  5. Step 5: Solve for x
    x = 15,960,012,186,218,442/144,967,916.90
  6. Step 6: Final answer
    x = 110,093,409.14

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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.