Home / 342,354,637.28-472,449,399.44-195,680,070.56

Finding the Fourth Proportional to 342,354,637.28, 472,449,399.44 and 195,680,070.56

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Solution

The fourth proportional to 342,354,637.28, 472,449,399.44 and 195,680,070.56 is: 270,038,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,354,637.28 : 472,449,399.44 = 195,680,070.56 : x
  2. Step 2: Convert to fraction form
    342,354,637.28/472,449,399.44 = 195,680,070.56/x
  3. Step 3: Cross multiply
    342,354,637.28x = 472,449,399.44 × 195,680,070.56
  4. Step 4: Simplify right side
    342,354,637.28x = 92,448,931,818,448,832
  5. Step 5: Solve for x
    x = 92,448,931,818,448,832/342,354,637.28
  6. Step 6: Final answer
    x = 270,038,497.37

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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.