Home / 117,656,891.45-176,280,810.29-82,567,589.08

Finding the Fourth Proportional to 117,656,891.45, 176,280,810.29 and 82,567,589.08

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Solution

The fourth proportional to 117,656,891.45, 176,280,810.29 and 82,567,589.08 is: 123,707,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,656,891.45 : 176,280,810.29 = 82,567,589.08 : x
  2. Step 2: Convert to fraction form
    117,656,891.45/176,280,810.29 = 82,567,589.08/x
  3. Step 3: Cross multiply
    117,656,891.45x = 176,280,810.29 × 82,567,589.08
  4. Step 4: Simplify right side
    117,656,891.45x = 14,555,081,506,714,154
  5. Step 5: Solve for x
    x = 14,555,081,506,714,154/117,656,891.45
  6. Step 6: Final answer
    x = 123,707,853.64

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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.