Home / 324,862,665.45-487,259,454.48-91,687,612.29

Finding the Fourth Proportional to 324,862,665.45, 487,259,454.48 and 91,687,612.29

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Solution

The fourth proportional to 324,862,665.45, 487,259,454.48 and 91,687,612.29 is: 137,521,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,862,665.45 : 487,259,454.48 = 91,687,612.29 : x
  2. Step 2: Convert to fraction form
    324,862,665.45/487,259,454.48 = 91,687,612.29/x
  3. Step 3: Cross multiply
    324,862,665.45x = 487,259,454.48 × 91,687,612.29
  4. Step 4: Simplify right side
    324,862,665.45x = 44,675,655,946,999,152
  5. Step 5: Solve for x
    x = 44,675,655,946,999,152/324,862,665.45
  6. Step 6: Final answer
    x = 137,521,669.00

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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.