Home / 172,479,235.60-258,844,824.60-121,460,899.60

Finding the Fourth Proportional to 172,479,235.60, 258,844,824.60 and 121,460,899.60

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Solution

The fourth proportional to 172,479,235.60, 258,844,824.60 and 121,460,899.60 is: 182,280,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,479,235.60 : 258,844,824.60 = 121,460,899.60 : x
  2. Step 2: Convert to fraction form
    172,479,235.60/258,844,824.60 = 121,460,899.60/x
  3. Step 3: Cross multiply
    172,479,235.60x = 258,844,824.60 × 121,460,899.60
  4. Step 4: Simplify right side
    172,479,235.60x = 31,439,525,252,720,208
  5. Step 5: Solve for x
    x = 31,439,525,252,720,208/172,479,235.60
  6. Step 6: Final answer
    x = 182,280,059.07

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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.