Home / 3,826,689,642.30-5,280,831,662.49-2,066,557,050.30

Finding the Fourth Proportional to 3,826,689,642.30, 5,280,831,662.49 and 2,066,557,050.30

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Solution

The fourth proportional to 3,826,689,642.30, 5,280,831,662.49 and 2,066,557,050.30 is: 2,851,848,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,689,642.30 : 5,280,831,662.49 = 2,066,557,050.30 : x
  2. Step 2: Convert to fraction form
    3,826,689,642.30/5,280,831,662.49 = 2,066,557,050.30/x
  3. Step 3: Cross multiply
    3,826,689,642.30x = 5,280,831,662.49 × 2,066,557,050.30
  4. Step 4: Simplify right side
    3,826,689,642.30x = 10,913,139,903,566,178,304
  5. Step 5: Solve for x
    x = 10,913,139,903,566,178,304/3,826,689,642.30
  6. Step 6: Final answer
    x = 2,851,848,705.71

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Double scale
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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.