Home / 293,439,327.93-440,132,004.32-99,328,556.25

Finding the Fourth Proportional to 293,439,327.93, 440,132,004.32 and 99,328,556.25

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Solution

The fourth proportional to 293,439,327.93, 440,132,004.32 and 99,328,556.25 is: 148,983,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,439,327.93 : 440,132,004.32 = 99,328,556.25 : x
  2. Step 2: Convert to fraction form
    293,439,327.93/440,132,004.32 = 99,328,556.25/x
  3. Step 3: Cross multiply
    293,439,327.93x = 440,132,004.32 × 99,328,556.25
  4. Step 4: Simplify right side
    293,439,327.93x = 43,717,676,548,027,720
  5. Step 5: Solve for x
    x = 43,717,676,548,027,720/293,439,327.93
  6. Step 6: Final answer
    x = 148,983,699.14

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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.