Home / 3,831,006,078.04-5,286,942,159.78-2,137,608,635.80

Finding the Fourth Proportional to 3,831,006,078.04, 5,286,942,159.78 and 2,137,608,635.80

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Solution

The fourth proportional to 3,831,006,078.04, 5,286,942,159.78 and 2,137,608,635.80 is: 2,949,985,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,006,078.04 : 5,286,942,159.78 = 2,137,608,635.80 : x
  2. Step 2: Convert to fraction form
    3,831,006,078.04/5,286,942,159.78 = 2,137,608,635.80/x
  3. Step 3: Cross multiply
    3,831,006,078.04x = 5,286,942,159.78 × 2,137,608,635.80
  4. Step 4: Simplify right side
    3,831,006,078.04x = 11,301,413,217,720,829,952
  5. Step 5: Solve for x
    x = 11,301,413,217,720,829,952/3,831,006,078.04
  6. Step 6: Final answer
    x = 2,949,985,718.50

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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.