Home / 3,653,893,174.69-5,041,796,622.67-2,128,232,403.73

Finding the Fourth Proportional to 3,653,893,174.69, 5,041,796,622.67 and 2,128,232,403.73

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Solution

The fourth proportional to 3,653,893,174.69, 5,041,796,622.67 and 2,128,232,403.73 is: 2,936,625,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,893,174.69 : 5,041,796,622.67 = 2,128,232,403.73 : x
  2. Step 2: Convert to fraction form
    3,653,893,174.69/5,041,796,622.67 = 2,128,232,403.73/x
  3. Step 3: Cross multiply
    3,653,893,174.69x = 5,041,796,622.67 × 2,128,232,403.73
  4. Step 4: Simplify right side
    3,653,893,174.69x = 10,730,114,945,346,918,400
  5. Step 5: Solve for x
    x = 10,730,114,945,346,918,400/3,653,893,174.69
  6. Step 6: Final answer
    x = 2,936,625,246.65

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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.