Home / 265,985,125.80-398,305,842.30-174,614,015.40

Finding the Fourth Proportional to 265,985,125.80, 398,305,842.30 and 174,614,015.40

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Solution

The fourth proportional to 265,985,125.80, 398,305,842.30 and 174,614,015.40 is: 261,479,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,985,125.80 : 398,305,842.30 = 174,614,015.40 : x
  2. Step 2: Convert to fraction form
    265,985,125.80/398,305,842.30 = 174,614,015.40/x
  3. Step 3: Cross multiply
    265,985,125.80x = 398,305,842.30 × 174,614,015.40
  4. Step 4: Simplify right side
    265,985,125.80x = 69,549,782,481,282,176
  5. Step 5: Solve for x
    x = 69,549,782,481,282,176/265,985,125.80
  6. Step 6: Final answer
    x = 261,479,969.12

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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.