Home / 313,399,180.26-432,356,712.93-195,720,209.46

Finding the Fourth Proportional to 313,399,180.26, 432,356,712.93 and 195,720,209.46

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Solution

The fourth proportional to 313,399,180.26, 432,356,712.93 and 195,720,209.46 is: 270,010,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,399,180.26 : 432,356,712.93 = 195,720,209.46 : x
  2. Step 2: Convert to fraction form
    313,399,180.26/432,356,712.93 = 195,720,209.46/x
  3. Step 3: Cross multiply
    313,399,180.26x = 432,356,712.93 × 195,720,209.46
  4. Step 4: Simplify right side
    313,399,180.26x = 84,620,946,416,096,688
  5. Step 5: Solve for x
    x = 84,620,946,416,096,688/313,399,180.26
  6. Step 6: Final answer
    x = 270,010,107.70

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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.