Home / 6,427,967,281.38-9,623,220,287.67-4,777,183,989.54

Finding the Fourth Proportional to 6,427,967,281.38, 9,623,220,287.67 and 4,777,183,989.54

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Solution

The fourth proportional to 6,427,967,281.38, 9,623,220,287.67 and 4,777,183,989.54 is: 7,151,855,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,967,281.38 : 9,623,220,287.67 = 4,777,183,989.54 : x
  2. Step 2: Convert to fraction form
    6,427,967,281.38/9,623,220,287.67 = 4,777,183,989.54/x
  3. Step 3: Cross multiply
    6,427,967,281.38x = 9,623,220,287.67 × 4,777,183,989.54
  4. Step 4: Simplify right side
    6,427,967,281.38x = 45,971,893,886,073,634,816
  5. Step 5: Solve for x
    x = 45,971,893,886,073,634,816/6,427,967,281.38
  6. Step 6: Final answer
    x = 7,151,855,613.71

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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.