Home / 15,487,251,838,930-21,374,281,658,954-8,814,535,737,081.60

Finding the Fourth Proportional to 15,487,251,838,930, 21,374,281,658,954 and 8,814,535,737,081.60

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Solution

The fourth proportional to 15,487,251,838,930, 21,374,281,658,954 and 8,814,535,737,081.60 is: 12,165,125,969,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487,251,838,930 : 21,374,281,658,954 = 8,814,535,737,081.60 : x
  2. Step 2: Convert to fraction form
    15,487,251,838,930/21,374,281,658,954 = 8,814,535,737,081.60/x
  3. Step 3: Cross multiply
    15,487,251,838,930x = 21,374,281,658,954 × 8,814,535,737,081.60
  4. Step 4: Simplify right side
    15,487,251,838,930x = 188,404,369,537,297,823,836,405,760
  5. Step 5: Solve for x
    x = 188,404,369,537,297,823,836,405,760/15,487,251,838,930
  6. Step 6: Final answer
    x = 12,165,125,969,199.36

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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.