Home / 131,698,865.97-197,483,655.88-65,148,401.89

Finding the Fourth Proportional to 131,698,865.97, 197,483,655.88 and 65,148,401.89

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Solution

The fourth proportional to 131,698,865.97, 197,483,655.88 and 65,148,401.89 is: 97,690,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,698,865.97 : 197,483,655.88 = 65,148,401.89 : x
  2. Step 2: Convert to fraction form
    131,698,865.97/197,483,655.88 = 65,148,401.89/x
  3. Step 3: Cross multiply
    131,698,865.97x = 197,483,655.88 × 65,148,401.89
  4. Step 4: Simplify right side
    131,698,865.97x = 12,865,744,579,658,202
  5. Step 5: Solve for x
    x = 12,865,744,579,658,202/131,698,865.97
  6. Step 6: Final answer
    x = 97,690,625.39

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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.