Home / 1,055,247,090.01-1,582,884,105.59-278,886,043.13

Finding the Fourth Proportional to 1,055,247,090.01, 1,582,884,105.59 and 278,886,043.13

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Solution

The fourth proportional to 1,055,247,090.01, 1,582,884,105.59 and 278,886,043.13 is: 418,332,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,247,090.01 : 1,582,884,105.59 = 278,886,043.13 : x
  2. Step 2: Convert to fraction form
    1,055,247,090.01/1,582,884,105.59 = 278,886,043.13/x
  3. Step 3: Cross multiply
    1,055,247,090.01x = 1,582,884,105.59 × 278,886,043.13
  4. Step 4: Simplify right side
    1,055,247,090.01x = 441,444,284,934,147,008
  5. Step 5: Solve for x
    x = 441,444,284,934,147,008/1,055,247,090.01
  6. Step 6: Final answer
    x = 418,332,624.76

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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.