Home / 144,967,485.76-200,055,158.40-79,777,389.76

Finding the Fourth Proportional to 144,967,485.76, 200,055,158.40 and 79,777,389.76

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Solution

The fourth proportional to 144,967,485.76, 200,055,158.40 and 79,777,389.76 is: 110,092,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,967,485.76 : 200,055,158.40 = 79,777,389.76 : x
  2. Step 2: Convert to fraction form
    144,967,485.76/200,055,158.40 = 79,777,389.76/x
  3. Step 3: Cross multiply
    144,967,485.76x = 200,055,158.40 × 79,777,389.76
  4. Step 4: Simplify right side
    144,967,485.76x = 15,959,878,345,175,340
  5. Step 5: Solve for x
    x = 15,959,878,345,175,340/144,967,485.76
  6. Step 6: Final answer
    x = 110,092,813.31

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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.