Home / 117,713,410.04-162,352,478.94-76,473,589.88

Finding the Fourth Proportional to 117,713,410.04, 162,352,478.94 and 76,473,589.88

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Solution

The fourth proportional to 117,713,410.04, 162,352,478.94 and 76,473,589.88 is: 105,473,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,713,410.04 : 162,352,478.94 = 76,473,589.88 : x
  2. Step 2: Convert to fraction form
    117,713,410.04/162,352,478.94 = 76,473,589.88/x
  3. Step 3: Cross multiply
    117,713,410.04x = 162,352,478.94 × 76,473,589.88
  4. Step 4: Simplify right side
    117,713,410.04x = 12,415,676,890,458,896
  5. Step 5: Solve for x
    x = 12,415,676,890,458,896/117,713,410.04
  6. Step 6: Final answer
    x = 105,473,767.91

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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.