Home / 105,463,197.93-145,540,377.18-58,420,991.95

Finding the Fourth Proportional to 105,463,197.93, 145,540,377.18 and 58,420,991.95

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Solution

The fourth proportional to 105,463,197.93, 145,540,377.18 and 58,420,991.95 is: 80,621,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,463,197.93 : 145,540,377.18 = 58,420,991.95 : x
  2. Step 2: Convert to fraction form
    105,463,197.93/145,540,377.18 = 58,420,991.95/x
  3. Step 3: Cross multiply
    105,463,197.93x = 145,540,377.18 × 58,420,991.95
  4. Step 4: Simplify right side
    105,463,197.93x = 8,502,613,204,087,558
  5. Step 5: Solve for x
    x = 8,502,613,204,087,558/105,463,197.93
  6. Step 6: Final answer
    x = 80,621,613.71

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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.