Home / 19,905,179,156.74-27,469,146,185.65-10,749,707,113.84

Finding the Fourth Proportional to 19,905,179,156.74, 27,469,146,185.65 and 10,749,707,113.84

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Solution

The fourth proportional to 19,905,179,156.74, 27,469,146,185.65 and 10,749,707,113.84 is: 14,834,595,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905,179,156.74 : 27,469,146,185.65 = 10,749,707,113.84 : x
  2. Step 2: Convert to fraction form
    19,905,179,156.74/27,469,146,185.65 = 10,749,707,113.84/x
  3. Step 3: Cross multiply
    19,905,179,156.74x = 27,469,146,185.65 × 10,749,707,113.84
  4. Step 4: Simplify right side
    19,905,179,156.74x = 295,285,276,162,839,871,488
  5. Step 5: Solve for x
    x = 295,285,276,162,839,871,488/19,905,179,156.74
  6. Step 6: Final answer
    x = 14,834,595,249.69

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Double scale
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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.