Home / 551,201,241.60-826,774,374.24-206,129,499.84

Finding the Fourth Proportional to 551,201,241.60, 826,774,374.24 and 206,129,499.84

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Solution

The fourth proportional to 551,201,241.60, 826,774,374.24 and 206,129,499.84 is: 309,183,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,201,241.60 : 826,774,374.24 = 206,129,499.84 : x
  2. Step 2: Convert to fraction form
    551,201,241.60/826,774,374.24 = 206,129,499.84/x
  3. Step 3: Cross multiply
    551,201,241.60x = 826,774,374.24 × 206,129,499.84
  4. Step 4: Simplify right side
    551,201,241.60x = 170,422,588,242,620,192
  5. Step 5: Solve for x
    x = 170,422,588,242,620,192/551,201,241.60
  6. Step 6: Final answer
    x = 309,183,970.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.