Home / 466,175,781.09-643,299,986.97-265,213,733.58

Finding the Fourth Proportional to 466,175,781.09, 643,299,986.97 and 265,213,733.58

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Solution

The fourth proportional to 466,175,781.09, 643,299,986.97 and 265,213,733.58 is: 365,982,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,175,781.09 : 643,299,986.97 = 265,213,733.58 : x
  2. Step 2: Convert to fraction form
    466,175,781.09/643,299,986.97 = 265,213,733.58/x
  3. Step 3: Cross multiply
    466,175,781.09x = 643,299,986.97 × 265,213,733.58
  4. Step 4: Simplify right side
    466,175,781.09x = 170,611,991,356,279,072
  5. Step 5: Solve for x
    x = 170,611,991,356,279,072/466,175,781.09
  6. Step 6: Final answer
    x = 365,982,100.05

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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.