Home / 3,826,689,646.80-5,280,831,668.70-2,066,557,054.80

Finding the Fourth Proportional to 3,826,689,646.80, 5,280,831,668.70 and 2,066,557,054.80

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Solution

The fourth proportional to 3,826,689,646.80, 5,280,831,668.70 and 2,066,557,054.80 is: 2,851,848,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,689,646.80 : 5,280,831,668.70 = 2,066,557,054.80 : x
  2. Step 2: Convert to fraction form
    3,826,689,646.80/5,280,831,668.70 = 2,066,557,054.80/x
  3. Step 3: Cross multiply
    3,826,689,646.80x = 5,280,831,668.70 × 2,066,557,054.80
  4. Step 4: Simplify right side
    3,826,689,646.80x = 10,913,139,940,163,239,936
  5. Step 5: Solve for x
    x = 10,913,139,940,163,239,936/3,826,689,646.80
  6. Step 6: Final answer
    x = 2,851,848,711.92

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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.