Home / 175,901,940.06-242,643,824.40-109,707,516.86

Finding the Fourth Proportional to 175,901,940.06, 242,643,824.40 and 109,707,516.86

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Solution

The fourth proportional to 175,901,940.06, 242,643,824.40 and 109,707,516.86 is: 151,333,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,901,940.06 : 242,643,824.40 = 109,707,516.86 : x
  2. Step 2: Convert to fraction form
    175,901,940.06/242,643,824.40 = 109,707,516.86/x
  3. Step 3: Cross multiply
    175,901,940.06x = 242,643,824.40 × 109,707,516.86
  4. Step 4: Simplify right side
    175,901,940.06x = 26,619,851,456,337,880
  5. Step 5: Solve for x
    x = 26,619,851,456,337,880/175,901,940.06
  6. Step 6: Final answer
    x = 151,333,472.77

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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.