Home / 2,101,247,999.20-3,151,871,998.80-954,630,143.20

Finding the Fourth Proportional to 2,101,247,999.20, 3,151,871,998.80 and 954,630,143.20

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Solution

The fourth proportional to 2,101,247,999.20, 3,151,871,998.80 and 954,630,143.20 is: 1,431,945,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,247,999.20 : 3,151,871,998.80 = 954,630,143.20 : x
  2. Step 2: Convert to fraction form
    2,101,247,999.20/3,151,871,998.80 = 954,630,143.20/x
  3. Step 3: Cross multiply
    2,101,247,999.20x = 3,151,871,998.80 × 954,630,143.20
  4. Step 4: Simplify right side
    2,101,247,999.20x = 3,008,872,017,562,514,432
  5. Step 5: Solve for x
    x = 3,008,872,017,562,514,432/2,101,247,999.20
  6. Step 6: Final answer
    x = 1,431,945,214.80

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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.