Home / 97,176,906.70-145,653,385.65-39,631,396.30

Finding the Fourth Proportional to 97,176,906.70, 145,653,385.65 and 39,631,396.30

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Solution

The fourth proportional to 97,176,906.70, 145,653,385.65 and 39,631,396.30 is: 59,401,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,176,906.70 : 145,653,385.65 = 39,631,396.30 : x
  2. Step 2: Convert to fraction form
    97,176,906.70/145,653,385.65 = 39,631,396.30/x
  3. Step 3: Cross multiply
    97,176,906.70x = 145,653,385.65 × 39,631,396.30
  4. Step 4: Simplify right side
    97,176,906.70x = 5,772,447,049,131,883
  5. Step 5: Solve for x
    x = 5,772,447,049,131,883/97,176,906.70
  6. Step 6: Final answer
    x = 59,401,428.23

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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.