Home / 20,253,969,598.50-30,369,178,064.55-7,663,800,632.81

Finding the Fourth Proportional to 20,253,969,598.50, 30,369,178,064.55 and 7,663,800,632.81

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Solution

The fourth proportional to 20,253,969,598.50, 30,369,178,064.55 and 7,663,800,632.81 is: 11,491,244,960.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253,969,598.50 : 30,369,178,064.55 = 7,663,800,632.81 : x
  2. Step 2: Convert to fraction form
    20,253,969,598.50/30,369,178,064.55 = 7,663,800,632.81/x
  3. Step 3: Cross multiply
    20,253,969,598.50x = 30,369,178,064.55 × 7,663,800,632.81
  4. Step 4: Simplify right side
    20,253,969,598.50x = 232,743,326,068,889,026,560
  5. Step 5: Solve for x
    x = 232,743,326,068,889,026,560/20,253,969,598.50
  6. Step 6: Final answer
    x = 11,491,244,960.01

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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.