Home / 3,002,193,509.88-4,143,019,870.38-1,645,824,988.92

Finding the Fourth Proportional to 3,002,193,509.88, 4,143,019,870.38 and 1,645,824,988.92

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Solution

The fourth proportional to 3,002,193,509.88, 4,143,019,870.38 and 1,645,824,988.92 is: 2,271,234,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002,193,509.88 : 4,143,019,870.38 = 1,645,824,988.92 : x
  2. Step 2: Convert to fraction form
    3,002,193,509.88/4,143,019,870.38 = 1,645,824,988.92/x
  3. Step 3: Cross multiply
    3,002,193,509.88x = 4,143,019,870.38 × 1,645,824,988.92
  4. Step 4: Simplify right side
    3,002,193,509.88x = 6,818,685,632,263,503,872
  5. Step 5: Solve for x
    x = 6,818,685,632,263,503,872/3,002,193,509.88
  6. Step 6: Final answer
    x = 2,271,234,552.28

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Double scale
Find fourth proportional to 3,002,193,510.88, 4,143,019,871.76 and 1,645,824,989.92
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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.