Home / 105,117,821.72-157,591,369.44-43,752,913.32

Finding the Fourth Proportional to 105,117,821.72, 157,591,369.44 and 43,752,913.32

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Solution

The fourth proportional to 105,117,821.72, 157,591,369.44 and 43,752,913.32 is: 65,593,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,117,821.72 : 157,591,369.44 = 43,752,913.32 : x
  2. Step 2: Convert to fraction form
    105,117,821.72/157,591,369.44 = 43,752,913.32/x
  3. Step 3: Cross multiply
    105,117,821.72x = 157,591,369.44 × 43,752,913.32
  4. Step 4: Simplify right side
    105,117,821.72x = 6,895,081,527,088,417
  5. Step 5: Solve for x
    x = 6,895,081,527,088,417/105,117,821.72
  6. Step 6: Final answer
    x = 65,593,839.51

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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.