Home / 202,182,714.80-303,274,072.20-72,810,292.40

Finding the Fourth Proportional to 202,182,714.80, 303,274,072.20 and 72,810,292.40

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Solution

The fourth proportional to 202,182,714.80, 303,274,072.20 and 72,810,292.40 is: 109,215,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,182,714.80 : 303,274,072.20 = 72,810,292.40 : x
  2. Step 2: Convert to fraction form
    202,182,714.80/303,274,072.20 = 72,810,292.40/x
  3. Step 3: Cross multiply
    202,182,714.80x = 303,274,072.20 × 72,810,292.40
  4. Step 4: Simplify right side
    202,182,714.80x = 22,081,473,874,220,712
  5. Step 5: Solve for x
    x = 22,081,473,874,220,712/202,182,714.80
  6. Step 6: Final answer
    x = 109,215,438.60

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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.