Home / 126,604,478.13-189,880,144.82-35,706,809.49

Finding the Fourth Proportional to 126,604,478.13, 189,880,144.82 and 35,706,809.49

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Solution

The fourth proportional to 126,604,478.13, 189,880,144.82 and 35,706,809.49 is: 53,552,719.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,604,478.13 : 189,880,144.82 = 35,706,809.49 : x
  2. Step 2: Convert to fraction form
    126,604,478.13/189,880,144.82 = 35,706,809.49/x
  3. Step 3: Cross multiply
    126,604,478.13x = 189,880,144.82 × 35,706,809.49
  4. Step 4: Simplify right side
    126,604,478.13x = 6,780,014,157,021,350
  5. Step 5: Solve for x
    x = 6,780,014,157,021,350/126,604,478.13
  6. Step 6: Final answer
    x = 53,552,719.91

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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.