Home / 362,990,911.20-544,698,943.20-132,983,246.40

Finding the Fourth Proportional to 362,990,911.20, 544,698,943.20 and 132,983,246.40

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Solution

The fourth proportional to 362,990,911.20, 544,698,943.20 and 132,983,246.40 is: 199,552,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,990,911.20 : 544,698,943.20 = 132,983,246.40 : x
  2. Step 2: Convert to fraction form
    362,990,911.20/544,698,943.20 = 132,983,246.40/x
  3. Step 3: Cross multiply
    362,990,911.20x = 544,698,943.20 × 132,983,246.40
  4. Step 4: Simplify right side
    362,990,911.20x = 72,435,833,777,385,216
  5. Step 5: Solve for x
    x = 72,435,833,777,385,216/362,990,911.20
  6. Step 6: Final answer
    x = 199,552,747.86

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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.