Home / 3,826,689,645.32-5,280,831,666.62-2,066,557,053.32

Finding the Fourth Proportional to 3,826,689,645.32, 5,280,831,666.62 and 2,066,557,053.32

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Solution

The fourth proportional to 3,826,689,645.32, 5,280,831,666.62 and 2,066,557,053.32 is: 2,851,848,709.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,689,645.32 : 5,280,831,666.62 = 2,066,557,053.32 : x
  2. Step 2: Convert to fraction form
    3,826,689,645.32/5,280,831,666.62 = 2,066,557,053.32/x
  3. Step 3: Cross multiply
    3,826,689,645.32x = 5,280,831,666.62 × 2,066,557,053.32
  4. Step 4: Simplify right side
    3,826,689,645.32x = 10,913,139,928,049,170,432
  5. Step 5: Solve for x
    x = 10,913,139,928,049,170,432/3,826,689,645.32
  6. Step 6: Final answer
    x = 2,851,848,709.86

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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.