Home / 347,703,727.80-521,555,591.70-225,259,721.40

Finding the Fourth Proportional to 347,703,727.80, 521,555,591.70 and 225,259,721.40

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Solution

The fourth proportional to 347,703,727.80, 521,555,591.70 and 225,259,721.40 is: 337,889,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,703,727.80 : 521,555,591.70 = 225,259,721.40 : x
  2. Step 2: Convert to fraction form
    347,703,727.80/521,555,591.70 = 225,259,721.40/x
  3. Step 3: Cross multiply
    347,703,727.80x = 521,555,591.70 × 225,259,721.40
  4. Step 4: Simplify right side
    347,703,727.80x = 117,485,467,280,954,160
  5. Step 5: Solve for x
    x = 117,485,467,280,954,160/347,703,727.80
  6. Step 6: Final answer
    x = 337,889,582.10

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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.