Home / 83,265,253.48-114,918,132.54-47,976,190.84

Finding the Fourth Proportional to 83,265,253.48, 114,918,132.54 and 47,976,190.84

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Solution

The fourth proportional to 83,265,253.48, 114,918,132.54 and 47,976,190.84 is: 66,214,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,265,253.48 : 114,918,132.54 = 47,976,190.84 : x
  2. Step 2: Convert to fraction form
    83,265,253.48/114,918,132.54 = 47,976,190.84/x
  3. Step 3: Cross multiply
    83,265,253.48x = 114,918,132.54 × 47,976,190.84
  4. Step 4: Simplify right side
    83,265,253.48x = 5,513,334,257,715,455
  5. Step 5: Solve for x
    x = 5,513,334,257,715,455/83,265,253.48
  6. Step 6: Final answer
    x = 66,214,105.25

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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.