Home / 1,081,166,837.39-1,492,121,440.04-657,810,553.98

Finding the Fourth Proportional to 1,081,166,837.39, 1,492,121,440.04 and 657,810,553.98

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Solution

The fourth proportional to 1,081,166,837.39, 1,492,121,440.04 and 657,810,553.98 is: 907,846,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,166,837.39 : 1,492,121,440.04 = 657,810,553.98 : x
  2. Step 2: Convert to fraction form
    1,081,166,837.39/1,492,121,440.04 = 657,810,553.98/x
  3. Step 3: Cross multiply
    1,081,166,837.39x = 1,492,121,440.04 × 657,810,553.98
  4. Step 4: Simplify right side
    1,081,166,837.39x = 981,533,231,074,858,752
  5. Step 5: Solve for x
    x = 981,533,231,074,858,752/1,081,166,837.39
  6. Step 6: Final answer
    x = 907,846,224.22

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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.