Home / 202,182,634.80-303,273,952.20-72,810,212.40

Finding the Fourth Proportional to 202,182,634.80, 303,273,952.20 and 72,810,212.40

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Solution

The fourth proportional to 202,182,634.80, 303,273,952.20 and 72,810,212.40 is: 109,215,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,182,634.80 : 303,273,952.20 = 72,810,212.40 : x
  2. Step 2: Convert to fraction form
    202,182,634.80/303,273,952.20 = 72,810,212.40/x
  3. Step 3: Cross multiply
    202,182,634.80x = 303,273,952.20 × 72,810,212.40
  4. Step 4: Simplify right side
    202,182,634.80x = 22,081,440,875,069,448
  5. Step 5: Solve for x
    x = 22,081,440,875,069,448/202,182,634.80
  6. Step 6: Final answer
    x = 109,215,318.60

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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.