Home / 12,115,990,116.80-18,161,444,042.40-6,583,558,961.60

Finding the Fourth Proportional to 12,115,990,116.80, 18,161,444,042.40 and 6,583,558,961.60

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Solution

The fourth proportional to 12,115,990,116.80, 18,161,444,042.40 and 6,583,558,961.60 is: 9,868,523,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,990,116.80 : 18,161,444,042.40 = 6,583,558,961.60 : x
  2. Step 2: Convert to fraction form
    12,115,990,116.80/18,161,444,042.40 = 6,583,558,961.60/x
  3. Step 3: Cross multiply
    12,115,990,116.80x = 18,161,444,042.40 × 6,583,558,961.60
  4. Step 4: Simplify right side
    12,115,990,116.80x = 119,566,937,680,939,466,752
  5. Step 5: Solve for x
    x = 119,566,937,680,939,466,752/12,115,990,116.80
  6. Step 6: Final answer
    x = 9,868,523,870.38

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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.