Home / 91,008,408.40-136,512,612.60-33,541,921.60

Finding the Fourth Proportional to 91,008,408.40, 136,512,612.60 and 33,541,921.60

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Solution

The fourth proportional to 91,008,408.40, 136,512,612.60 and 33,541,921.60 is: 50,312,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,008,408.40 : 136,512,612.60 = 33,541,921.60 : x
  2. Step 2: Convert to fraction form
    91,008,408.40/136,512,612.60 = 33,541,921.60/x
  3. Step 3: Cross multiply
    91,008,408.40x = 136,512,612.60 × 33,541,921.60
  4. Step 4: Simplify right side
    91,008,408.40x = 4,578,895,349,240,372
  5. Step 5: Solve for x
    x = 4,578,895,349,240,372/91,008,408.40
  6. Step 6: Final answer
    x = 50,312,882.40

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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.