Home / 12,952,190,709.44-17,874,029,159.20-7,011,743,211.44

Finding the Fourth Proportional to 12,952,190,709.44, 17,874,029,159.20 and 7,011,743,211.44

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Solution

The fourth proportional to 12,952,190,709.44, 17,874,029,159.20 and 7,011,743,211.44 is: 9,676,208,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,190,709.44 : 17,874,029,159.20 = 7,011,743,211.44 : x
  2. Step 2: Convert to fraction form
    12,952,190,709.44/17,874,029,159.20 = 7,011,743,211.44/x
  3. Step 3: Cross multiply
    12,952,190,709.44x = 17,874,029,159.20 × 7,011,743,211.44
  4. Step 4: Simplify right side
    12,952,190,709.44x = 125,328,102,618,101,202,944
  5. Step 5: Solve for x
    x = 125,328,102,618,101,202,944/12,952,190,709.44
  6. Step 6: Final answer
    x = 9,676,208,869.19

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1.5x scale

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.