Home / 97,915,072.40-146,872,608.60-87,333,491.60

Finding the Fourth Proportional to 97,915,072.40, 146,872,608.60 and 87,333,491.60

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Solution

The fourth proportional to 97,915,072.40, 146,872,608.60 and 87,333,491.60 is: 131,000,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,915,072.40 : 146,872,608.60 = 87,333,491.60 : x
  2. Step 2: Convert to fraction form
    97,915,072.40/146,872,608.60 = 87,333,491.60/x
  3. Step 3: Cross multiply
    97,915,072.40x = 146,872,608.60 × 87,333,491.60
  4. Step 4: Simplify right side
    97,915,072.40x = 12,826,897,729,438,186
  5. Step 5: Solve for x
    x = 12,826,897,729,438,186/97,915,072.40
  6. Step 6: Final answer
    x = 131,000,237.40

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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.