Home / 131,583,700.10-197,394,212.55-40,697,812.10

Finding the Fourth Proportional to 131,583,700.10, 197,394,212.55 and 40,697,812.10

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Solution

The fourth proportional to 131,583,700.10, 197,394,212.55 and 40,697,812.10 is: 61,052,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,583,700.10 : 197,394,212.55 = 40,697,812.10 : x
  2. Step 2: Convert to fraction form
    131,583,700.10/197,394,212.55 = 40,697,812.10/x
  3. Step 3: Cross multiply
    131,583,700.10x = 197,394,212.55 × 40,697,812.10
  4. Step 4: Simplify right side
    131,583,700.10x = 8,033,512,571,987,363
  5. Step 5: Solve for x
    x = 8,033,512,571,987,363/131,583,700.10
  6. Step 6: Final answer
    x = 61,052,490.28

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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.