Home / 118,320,946.20-177,481,419.30-69,822,034.20

Finding the Fourth Proportional to 118,320,946.20, 177,481,419.30 and 69,822,034.20

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Solution

The fourth proportional to 118,320,946.20, 177,481,419.30 and 69,822,034.20 is: 104,733,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,320,946.20 : 177,481,419.30 = 69,822,034.20 : x
  2. Step 2: Convert to fraction form
    118,320,946.20/177,481,419.30 = 69,822,034.20/x
  3. Step 3: Cross multiply
    118,320,946.20x = 177,481,419.30 × 69,822,034.20
  4. Step 4: Simplify right side
    118,320,946.20x = 12,392,113,728,229,142
  5. Step 5: Solve for x
    x = 12,392,113,728,229,142/118,320,946.20
  6. Step 6: Final answer
    x = 104,733,051.30

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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.