Home / 175,878,053.70-263,817,080.55-129,961,551.30

Finding the Fourth Proportional to 175,878,053.70, 263,817,080.55 and 129,961,551.30

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Solution

The fourth proportional to 175,878,053.70, 263,817,080.55 and 129,961,551.30 is: 194,942,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,878,053.70 : 263,817,080.55 = 129,961,551.30 : x
  2. Step 2: Convert to fraction form
    175,878,053.70/263,817,080.55 = 129,961,551.30/x
  3. Step 3: Cross multiply
    175,878,053.70x = 263,817,080.55 × 129,961,551.30
  4. Step 4: Simplify right side
    175,878,053.70x = 34,286,077,047,715,056
  5. Step 5: Solve for x
    x = 34,286,077,047,715,056/175,878,053.70
  6. Step 6: Final answer
    x = 194,942,326.95

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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.