Home / 199,237,609.60-298,912,401.60-97,004,982.40

Finding the Fourth Proportional to 199,237,609.60, 298,912,401.60 and 97,004,982.40

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Solution

The fourth proportional to 199,237,609.60, 298,912,401.60 and 97,004,982.40 is: 145,534,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,237,609.60 : 298,912,401.60 = 97,004,982.40 : x
  2. Step 2: Convert to fraction form
    199,237,609.60/298,912,401.60 = 97,004,982.40/x
  3. Step 3: Cross multiply
    199,237,609.60x = 298,912,401.60 × 97,004,982.40
  4. Step 4: Simplify right side
    199,237,609.60x = 28,995,992,256,349,736
  5. Step 5: Solve for x
    x = 28,995,992,256,349,736/199,237,609.60
  6. Step 6: Final answer
    x = 145,534,732.70

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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.