Home / 3,788,501,588.45-5,228,166,020.41-2,095,070,820.66

Finding the Fourth Proportional to 3,788,501,588.45, 5,228,166,020.41 and 2,095,070,820.66

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Solution

The fourth proportional to 3,788,501,588.45, 5,228,166,020.41 and 2,095,070,820.66 is: 2,891,216,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,501,588.45 : 5,228,166,020.41 = 2,095,070,820.66 : x
  2. Step 2: Convert to fraction form
    3,788,501,588.45/5,228,166,020.41 = 2,095,070,820.66/x
  3. Step 3: Cross multiply
    3,788,501,588.45x = 5,228,166,020.41 × 2,095,070,820.66
  4. Step 4: Simplify right side
    3,788,501,588.45x = 10,953,378,074,930,038,784
  5. Step 5: Solve for x
    x = 10,953,378,074,930,038,784/3,788,501,588.45
  6. Step 6: Final answer
    x = 2,891,216,439.85

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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.