Home / 614,081,468.70-919,209,015.45-441,894,584.70

Finding the Fourth Proportional to 614,081,468.70, 919,209,015.45 and 441,894,584.70

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Solution

The fourth proportional to 614,081,468.70, 919,209,015.45 and 441,894,584.70 is: 661,465,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,081,468.70 : 919,209,015.45 = 441,894,584.70 : x
  2. Step 2: Convert to fraction form
    614,081,468.70/919,209,015.45 = 441,894,584.70/x
  3. Step 3: Cross multiply
    614,081,468.70x = 919,209,015.45 × 441,894,584.70
  4. Step 4: Simplify right side
    614,081,468.70x = 406,193,486,134,773,632
  5. Step 5: Solve for x
    x = 406,193,486,134,773,632/614,081,468.70
  6. Step 6: Final answer
    x = 661,465,142.39

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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.