Home / 462,741,834.60-638,584,944.48-251,048,654.55

Finding the Fourth Proportional to 462,741,834.60, 638,584,944.48 and 251,048,654.55

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Solution

The fourth proportional to 462,741,834.60, 638,584,944.48 and 251,048,654.55 is: 346,447,801.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,741,834.60 : 638,584,944.48 = 251,048,654.55 : x
  2. Step 2: Convert to fraction form
    462,741,834.60/638,584,944.48 = 251,048,654.55/x
  3. Step 3: Cross multiply
    462,741,834.60x = 638,584,944.48 × 251,048,654.55
  4. Step 4: Simplify right side
    462,741,834.60x = 160,315,891,127,590,464
  5. Step 5: Solve for x
    x = 160,315,891,127,590,464/462,741,834.60
  6. Step 6: Final answer
    x = 346,447,801.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.