Home / 606,409,095.60-909,613,643.40-218,244,589.20

Finding the Fourth Proportional to 606,409,095.60, 909,613,643.40 and 218,244,589.20

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Solution

The fourth proportional to 606,409,095.60, 909,613,643.40 and 218,244,589.20 is: 327,366,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,409,095.60 : 909,613,643.40 = 218,244,589.20 : x
  2. Step 2: Convert to fraction form
    606,409,095.60/909,613,643.40 = 218,244,589.20/x
  3. Step 3: Cross multiply
    606,409,095.60x = 909,613,643.40 × 218,244,589.20
  4. Step 4: Simplify right side
    606,409,095.60x = 198,518,255,934,548,288
  5. Step 5: Solve for x
    x = 198,518,255,934,548,288/606,409,095.60
  6. Step 6: Final answer
    x = 327,366,883.80

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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.