Home / 293,615,062.54-440,147,425.43-99,390,566.86

Finding the Fourth Proportional to 293,615,062.54, 440,147,425.43 and 99,390,566.86

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Solution

The fourth proportional to 293,615,062.54, 440,147,425.43 and 99,390,566.86 is: 148,992,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,615,062.54 : 440,147,425.43 = 99,390,566.86 : x
  2. Step 2: Convert to fraction form
    293,615,062.54/440,147,425.43 = 99,390,566.86/x
  3. Step 3: Cross multiply
    293,615,062.54x = 440,147,425.43 × 99,390,566.86
  4. Step 4: Simplify right side
    293,615,062.54x = 43,746,502,114,605,392
  5. Step 5: Solve for x
    x = 43,746,502,114,605,392/293,615,062.54
  6. Step 6: Final answer
    x = 148,992,704.04

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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.