Home / 175,901,939.05-242,643,823.03-109,707,515.85

Finding the Fourth Proportional to 175,901,939.05, 242,643,823.03 and 109,707,515.85

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Solution

The fourth proportional to 175,901,939.05, 242,643,823.03 and 109,707,515.85 is: 151,333,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,901,939.05 : 242,643,823.03 = 109,707,515.85 : x
  2. Step 2: Convert to fraction form
    175,901,939.05/242,643,823.03 = 109,707,515.85/x
  3. Step 3: Cross multiply
    175,901,939.05x = 242,643,823.03 × 109,707,515.85
  4. Step 4: Simplify right side
    175,901,939.05x = 26,619,851,060,968,320
  5. Step 5: Solve for x
    x = 26,619,851,060,968,320/175,901,939.05
  6. Step 6: Final answer
    x = 151,333,471.39

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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.