Home / 114,581,939.47-171,871,208.20-28,320,341.47

Finding the Fourth Proportional to 114,581,939.47, 171,871,208.20 and 28,320,341.47

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Solution

The fourth proportional to 114,581,939.47, 171,871,208.20 and 28,320,341.47 is: 42,480,091.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,581,939.47 : 171,871,208.20 = 28,320,341.47 : x
  2. Step 2: Convert to fraction form
    114,581,939.47/171,871,208.20 = 28,320,341.47/x
  3. Step 3: Cross multiply
    114,581,939.47x = 171,871,208.20 × 28,320,341.47
  4. Step 4: Simplify right side
    114,581,939.47x = 4,867,451,304,691,186
  5. Step 5: Solve for x
    x = 4,867,451,304,691,186/114,581,939.47
  6. Step 6: Final answer
    x = 42,480,091.78

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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.