Home / 2,084,944,382.29-2,877,279,434.90-1,226,678,871.39

Finding the Fourth Proportional to 2,084,944,382.29, 2,877,279,434.90 and 1,226,678,871.39

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Solution

The fourth proportional to 2,084,944,382.29, 2,877,279,434.90 and 1,226,678,871.39 is: 1,692,849,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,944,382.29 : 2,877,279,434.90 = 1,226,678,871.39 : x
  2. Step 2: Convert to fraction form
    2,084,944,382.29/2,877,279,434.90 = 1,226,678,871.39/x
  3. Step 3: Cross multiply
    2,084,944,382.29x = 2,877,279,434.90 × 1,226,678,871.39
  4. Step 4: Simplify right side
    2,084,944,382.29x = 3,529,497,889,876,789,248
  5. Step 5: Solve for x
    x = 3,529,497,889,876,789,248/2,084,944,382.29
  6. Step 6: Final answer
    x = 1,692,849,900.39

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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.