Home / 141,226,524.55-194,894,934.47-77,649,549.94

Finding the Fourth Proportional to 141,226,524.55, 194,894,934.47 and 77,649,549.94

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Solution

The fourth proportional to 141,226,524.55, 194,894,934.47 and 77,649,549.94 is: 107,157,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,226,524.55 : 194,894,934.47 = 77,649,549.94 : x
  2. Step 2: Convert to fraction form
    141,226,524.55/194,894,934.47 = 77,649,549.94/x
  3. Step 3: Cross multiply
    141,226,524.55x = 194,894,934.47 × 77,649,549.94
  4. Step 4: Simplify right side
    141,226,524.55x = 15,133,503,946,888,178
  5. Step 5: Solve for x
    x = 15,133,503,946,888,178/141,226,524.55
  6. Step 6: Final answer
    x = 107,157,660.33

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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.