Home / 99,842,874.90-149,693,453.55-38,408,295.30

Finding the Fourth Proportional to 99,842,874.90, 149,693,453.55 and 38,408,295.30

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Solution

The fourth proportional to 99,842,874.90, 149,693,453.55 and 38,408,295.30 is: 57,585,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,842,874.90 : 149,693,453.55 = 38,408,295.30 : x
  2. Step 2: Convert to fraction form
    99,842,874.90/149,693,453.55 = 38,408,295.30/x
  3. Step 3: Cross multiply
    99,842,874.90x = 149,693,453.55 × 38,408,295.30
  4. Step 4: Simplify right side
    99,842,874.90x = 5,749,470,368,425,233
  5. Step 5: Solve for x
    x = 5,749,470,368,425,233/99,842,874.90
  6. Step 6: Final answer
    x = 57,585,184.46

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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.