Home / 102,181,956.84-141,011,236.26-65,512,526.76

Finding the Fourth Proportional to 102,181,956.84, 141,011,236.26 and 65,512,526.76

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Solution

The fourth proportional to 102,181,956.84, 141,011,236.26 and 65,512,526.76 is: 90,407,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,181,956.84 : 141,011,236.26 = 65,512,526.76 : x
  2. Step 2: Convert to fraction form
    102,181,956.84/141,011,236.26 = 65,512,526.76/x
  3. Step 3: Cross multiply
    102,181,956.84x = 141,011,236.26 × 65,512,526.76
  4. Step 4: Simplify right side
    102,181,956.84x = 9,238,002,388,943,932
  5. Step 5: Solve for x
    x = 9,238,002,388,943,932/102,181,956.84
  6. Step 6: Final answer
    x = 90,407,374.01

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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.