Home / 760,327,858.52-1,049,252,871.66-412,647,346.52

Finding the Fourth Proportional to 760,327,858.52, 1,049,252,871.66 and 412,647,346.52

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Solution

The fourth proportional to 760,327,858.52, 1,049,252,871.66 and 412,647,346.52 is: 569,453,569.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,327,858.52 : 1,049,252,871.66 = 412,647,346.52 : x
  2. Step 2: Convert to fraction form
    760,327,858.52/1,049,252,871.66 = 412,647,346.52/x
  3. Step 3: Cross multiply
    760,327,858.52x = 1,049,252,871.66 × 412,647,346.52
  4. Step 4: Simplify right side
    760,327,858.52x = 432,971,413,318,989,056
  5. Step 5: Solve for x
    x = 432,971,413,318,989,056/760,327,858.52
  6. Step 6: Final answer
    x = 569,453,569.89

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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.