Home / 141,226,527.56-194,894,938.62-77,649,552.94

Finding the Fourth Proportional to 141,226,527.56, 194,894,938.62 and 77,649,552.94

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Solution

The fourth proportional to 141,226,527.56, 194,894,938.62 and 77,649,552.94 is: 107,157,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,226,527.56 : 194,894,938.62 = 77,649,552.94 : x
  2. Step 2: Convert to fraction form
    141,226,527.56/194,894,938.62 = 77,649,552.94/x
  3. Step 3: Cross multiply
    141,226,527.56x = 194,894,938.62 × 77,649,552.94
  4. Step 4: Simplify right side
    141,226,527.56x = 15,133,504,854,111,740
  5. Step 5: Solve for x
    x = 15,133,504,854,111,740/141,226,527.56
  6. Step 6: Final answer
    x = 107,157,664.47

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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.