Home / 131,356,931,965.15-197,015,489,631.57-35,750,401,016.86

Finding the Fourth Proportional to 131,356,931,965.15, 197,015,489,631.57 and 35,750,401,016.86

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Solution

The fourth proportional to 131,356,931,965.15, 197,015,489,631.57 and 35,750,401,016.86 is: 53,620,183,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,356,931,965.15 : 197,015,489,631.57 = 35,750,401,016.86 : x
  2. Step 2: Convert to fraction form
    131,356,931,965.15/197,015,489,631.57 = 35,750,401,016.86/x
  3. Step 3: Cross multiply
    131,356,931,965.15x = 197,015,489,631.57 × 35,750,401,016.86
  4. Step 4: Simplify right side
    131,356,931,965.15x = 7,043,382,760,861,651,173,376
  5. Step 5: Solve for x
    x = 7,043,382,760,861,651,173,376/131,356,931,965.15
  6. Step 6: Final answer
    x = 53,620,183,232.74

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1.5x scale

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.