Home / 375,559,378.65-562,941,470.97-126,327,371.49

Finding the Fourth Proportional to 375,559,378.65, 562,941,470.97 and 126,327,371.49

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Solution

The fourth proportional to 375,559,378.65, 562,941,470.97 and 126,327,371.49 is: 189,357,317.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,559,378.65 : 562,941,470.97 = 126,327,371.49 : x
  2. Step 2: Convert to fraction form
    375,559,378.65/562,941,470.97 = 126,327,371.49/x
  3. Step 3: Cross multiply
    375,559,378.65x = 562,941,470.97 × 126,327,371.49
  4. Step 4: Simplify right side
    375,559,378.65x = 71,114,916,330,354,240
  5. Step 5: Solve for x
    x = 71,114,916,330,354,240/375,559,378.65
  6. Step 6: Final answer
    x = 189,357,317.04

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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.