Home / 1,369,476,601,910.80-1,889,914,616,708.10-805,732,766,304.98

Finding the Fourth Proportional to 1,369,476,601,910.80, 1,889,914,616,708.10 and 805,732,766,304.98

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Solution

The fourth proportional to 1,369,476,601,910.80, 1,889,914,616,708.10 and 805,732,766,304.98 is: 1,111,932,931,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,476,601,910.80 : 1,889,914,616,708.10 = 805,732,766,304.98 : x
  2. Step 2: Convert to fraction form
    1,369,476,601,910.80/1,889,914,616,708.10 = 805,732,766,304.98/x
  3. Step 3: Cross multiply
    1,369,476,601,910.80x = 1,889,914,616,708.10 × 805,732,766,304.98
  4. Step 4: Simplify right side
    1,369,476,601,910.80x = 1,522,766,132,200,433,392,812,032
  5. Step 5: Solve for x
    x = 1,522,766,132,200,433,392,812,032/1,369,476,601,910.80
  6. Step 6: Final answer
    x = 1,111,932,931,220.40

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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.