Home / 154,879,247.66-213,745,854.93-88,805,893.10

Finding the Fourth Proportional to 154,879,247.66, 213,745,854.93 and 88,805,893.10

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Solution

The fourth proportional to 154,879,247.66, 213,745,854.93 and 88,805,893.10 is: 122,559,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,879,247.66 : 213,745,854.93 = 88,805,893.10 : x
  2. Step 2: Convert to fraction form
    154,879,247.66/213,745,854.93 = 88,805,893.10/x
  3. Step 3: Cross multiply
    154,879,247.66x = 213,745,854.93 × 88,805,893.10
  4. Step 4: Simplify right side
    154,879,247.66x = 18,981,891,543,481,688
  5. Step 5: Solve for x
    x = 18,981,891,543,481,688/154,879,247.66
  6. Step 6: Final answer
    x = 122,559,295.90

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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.