Home / 2,760,266,411.92-4,138,946,790.94-1,887,117,484.82

Finding the Fourth Proportional to 2,760,266,411.92, 4,138,946,790.94 and 1,887,117,484.82

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Solution

The fourth proportional to 2,760,266,411.92, 4,138,946,790.94 and 1,887,117,484.82 is: 2,829,682,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,266,411.92 : 4,138,946,790.94 = 1,887,117,484.82 : x
  2. Step 2: Convert to fraction form
    2,760,266,411.92/4,138,946,790.94 = 1,887,117,484.82/x
  3. Step 3: Cross multiply
    2,760,266,411.92x = 4,138,946,790.94 × 1,887,117,484.82
  4. Step 4: Simplify right side
    2,760,266,411.92x = 7,810,678,857,913,067,520
  5. Step 5: Solve for x
    x = 7,810,678,857,913,067,520/2,760,266,411.92
  6. Step 6: Final answer
    x = 2,829,682,969.80

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Double scale
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1.5x scale

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.