Home / 97,716,456.20-146,570,018.70-33,013,915.40

Finding the Fourth Proportional to 97,716,456.20, 146,570,018.70 and 33,013,915.40

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Solution

The fourth proportional to 97,716,456.20, 146,570,018.70 and 33,013,915.40 is: 49,519,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,716,456.20 : 146,570,018.70 = 33,013,915.40 : x
  2. Step 2: Convert to fraction form
    97,716,456.20/146,570,018.70 = 33,013,915.40/x
  3. Step 3: Cross multiply
    97,716,456.20x = 146,570,018.70 × 33,013,915.40
  4. Step 4: Simplify right side
    97,716,456.20x = 4,838,850,197,538,217
  5. Step 5: Solve for x
    x = 4,838,850,197,538,217/97,716,456.20
  6. Step 6: Final answer
    x = 49,519,296.81

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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.