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Finding the Fourth Proportional to 10,865,051,927.70, 16,297,577,891.55 and 10,865,051,927.70

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Solution

The fourth proportional to 10,865,051,927.70, 16,297,577,891.55 and 10,865,051,927.70 is: 16,297,577,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,051,927.70 : 16,297,577,891.55 = 10,865,051,927.70 : x
  2. Step 2: Convert to fraction form
    10,865,051,927.70/16,297,577,891.55 = 10,865,051,927.70/x
  3. Step 3: Cross multiply
    10,865,051,927.70x = 16,297,577,891.55 × 10,865,051,927.70
  4. Step 4: Simplify right side
    10,865,051,927.70x = 177,074,030,087,426,244,608
  5. Step 5: Solve for x
    x = 177,074,030,087,426,244,608/10,865,051,927.70
  6. Step 6: Final answer
    x = 16,297,577,891.55

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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.