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Finding the Fourth Proportional to 2,017,870,207.80, 3,026,805,311.70 and 2,017,870,207.80

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Solution

The fourth proportional to 2,017,870,207.80, 3,026,805,311.70 and 2,017,870,207.80 is: 3,026,805,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,870,207.80 : 3,026,805,311.70 = 2,017,870,207.80 : x
  2. Step 2: Convert to fraction form
    2,017,870,207.80/3,026,805,311.70 = 2,017,870,207.80/x
  3. Step 3: Cross multiply
    2,017,870,207.80x = 3,026,805,311.70 × 2,017,870,207.80
  4. Step 4: Simplify right side
    2,017,870,207.80x = 6,107,700,263,290,222,592
  5. Step 5: Solve for x
    x = 6,107,700,263,290,222,592/2,017,870,207.80
  6. Step 6: Final answer
    x = 3,026,805,311.70

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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.