Home / 7,842,189,906.72-10,822,258,720.24-4,455,285,045.02

Finding the Fourth Proportional to 7,842,189,906.72, 10,822,258,720.24 and 4,455,285,045.02

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Solution

The fourth proportional to 7,842,189,906.72, 10,822,258,720.24 and 4,455,285,045.02 is: 6,148,314,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,189,906.72 : 10,822,258,720.24 = 4,455,285,045.02 : x
  2. Step 2: Convert to fraction form
    7,842,189,906.72/10,822,258,720.24 = 4,455,285,045.02/x
  3. Step 3: Cross multiply
    7,842,189,906.72x = 10,822,258,720.24 × 4,455,285,045.02
  4. Step 4: Simplify right side
    7,842,189,906.72x = 48,216,247,429,622,562,816
  5. Step 5: Solve for x
    x = 48,216,247,429,622,562,816/7,842,189,906.72
  6. Step 6: Final answer
    x = 6,148,314,183.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.