Home / 219,061,079,767.77-302,304,060,805.20-122,717,844,405.18

Finding the Fourth Proportional to 219,061,079,767.77, 302,304,060,805.20 and 122,717,844,405.18

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Solution

The fourth proportional to 219,061,079,767.77, 302,304,060,805.20 and 122,717,844,405.18 is: 169,350,496,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,061,079,767.77 : 302,304,060,805.20 = 122,717,844,405.18 : x
  2. Step 2: Convert to fraction form
    219,061,079,767.77/302,304,060,805.20 = 122,717,844,405.18/x
  3. Step 3: Cross multiply
    219,061,079,767.77x = 302,304,060,805.20 × 122,717,844,405.18
  4. Step 4: Simplify right side
    219,061,079,767.77x = 37,098,102,696,946,608,111,616
  5. Step 5: Solve for x
    x = 37,098,102,696,946,608,111,616/219,061,079,767.77
  6. Step 6: Final answer
    x = 169,350,496,839.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.