Home / 98,938,287.97-148,430,231.80-34,242,093.83

Finding the Fourth Proportional to 98,938,287.97, 148,430,231.80 and 34,242,093.83

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Solution

The fourth proportional to 98,938,287.97, 148,430,231.80 and 34,242,093.83 is: 51,371,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,938,287.97 : 148,430,231.80 = 34,242,093.83 : x
  2. Step 2: Convert to fraction form
    98,938,287.97/148,430,231.80 = 34,242,093.83/x
  3. Step 3: Cross multiply
    98,938,287.97x = 148,430,231.80 × 34,242,093.83
  4. Step 4: Simplify right side
    98,938,287.97x = 5,082,561,924,789,721
  5. Step 5: Solve for x
    x = 5,082,561,924,789,721/98,938,287.97
  6. Step 6: Final answer
    x = 51,371,031.67

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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.