Home / 2,084,944,333.76-2,877,279,367.81-1,226,678,822.47

Finding the Fourth Proportional to 2,084,944,333.76, 2,877,279,367.81 and 1,226,678,822.47

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Solution

The fourth proportional to 2,084,944,333.76, 2,877,279,367.81 and 1,226,678,822.47 is: 1,692,849,832.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,944,333.76 : 2,877,279,367.81 = 1,226,678,822.47 : x
  2. Step 2: Convert to fraction form
    2,084,944,333.76/2,877,279,367.81 = 1,226,678,822.47/x
  3. Step 3: Cross multiply
    2,084,944,333.76x = 2,877,279,367.81 × 1,226,678,822.47
  4. Step 4: Simplify right side
    2,084,944,333.76x = 3,529,497,666,808,010,240
  5. Step 5: Solve for x
    x = 3,529,497,666,808,010,240/2,084,944,333.76
  6. Step 6: Final answer
    x = 1,692,849,832.81

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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.