Home / 18,017,658,874.80-27,026,488,312.20-12,125,041,066.80

Finding the Fourth Proportional to 18,017,658,874.80, 27,026,488,312.20 and 12,125,041,066.80

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Solution

The fourth proportional to 18,017,658,874.80, 27,026,488,312.20 and 12,125,041,066.80 is: 18,187,561,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017,658,874.80 : 27,026,488,312.20 = 12,125,041,066.80 : x
  2. Step 2: Convert to fraction form
    18,017,658,874.80/27,026,488,312.20 = 12,125,041,066.80/x
  3. Step 3: Cross multiply
    18,017,658,874.80x = 27,026,488,312.20 × 12,125,041,066.80
  4. Step 4: Simplify right side
    18,017,658,874.80x = 327,697,280,676,815,175,680
  5. Step 5: Solve for x
    x = 327,697,280,676,815,175,680/18,017,658,874.80
  6. Step 6: Final answer
    x = 18,187,561,600.20

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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.