Home / 117,280,079.80-176,298,033.30-83,435,817.40

Finding the Fourth Proportional to 117,280,079.80, 176,298,033.30 and 83,435,817.40

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Solution

The fourth proportional to 117,280,079.80, 176,298,033.30 and 83,435,817.40 is: 125,422,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,280,079.80 : 176,298,033.30 = 83,435,817.40 : x
  2. Step 2: Convert to fraction form
    117,280,079.80/176,298,033.30 = 83,435,817.40/x
  3. Step 3: Cross multiply
    117,280,079.80x = 176,298,033.30 × 83,435,817.40
  4. Step 4: Simplify right side
    117,280,079.80x = 14,709,570,514,397,922
  5. Step 5: Solve for x
    x = 14,709,570,514,397,922/117,280,079.80
  6. Step 6: Final answer
    x = 125,422,582.76

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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.