Home / 229,849,786.30-317,199,403.73-125,434,583.18

Finding the Fourth Proportional to 229,849,786.30, 317,199,403.73 and 125,434,583.18

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Solution

The fourth proportional to 229,849,786.30, 317,199,403.73 and 125,434,583.18 is: 173,103,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,849,786.30 : 317,199,403.73 = 125,434,583.18 : x
  2. Step 2: Convert to fraction form
    229,849,786.30/317,199,403.73 = 125,434,583.18/x
  3. Step 3: Cross multiply
    229,849,786.30x = 317,199,403.73 × 125,434,583.18
  4. Step 4: Simplify right side
    229,849,786.30x = 39,787,774,991,189,920
  5. Step 5: Solve for x
    x = 39,787,774,991,189,920/229,849,786.30
  6. Step 6: Final answer
    x = 173,103,380.40

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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.