Home / 52,479,072,001.12-78,718,608,001.67-52,479,072,001.12

Finding the Fourth Proportional to 52,479,072,001.12, 78,718,608,001.67 and 52,479,072,001.12

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Solution

The fourth proportional to 52,479,072,001.12, 78,718,608,001.67 and 52,479,072,001.12 is: 78,718,608,001.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479,072,001.12 : 78,718,608,001.67 = 52,479,072,001.12 : x
  2. Step 2: Convert to fraction form
    52,479,072,001.12/78,718,608,001.67 = 52,479,072,001.12/x
  3. Step 3: Cross multiply
    52,479,072,001.12x = 78,718,608,001.67 × 52,479,072,001.12
  4. Step 4: Simplify right side
    52,479,072,001.12x = 4,131,079,497,146,924,269,568
  5. Step 5: Solve for x
    x = 4,131,079,497,146,924,269,568/52,479,072,001.12
  6. Step 6: Final answer
    x = 78,718,608,001.67

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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.