Home / 161,607,302.60-223,018,758.68-91,043,759.48

Finding the Fourth Proportional to 161,607,302.60, 223,018,758.68 and 91,043,759.48

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Solution

The fourth proportional to 161,607,302.60, 223,018,758.68 and 91,043,759.48 is: 125,640,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,607,302.60 : 223,018,758.68 = 91,043,759.48 : x
  2. Step 2: Convert to fraction form
    161,607,302.60/223,018,758.68 = 91,043,759.48/x
  3. Step 3: Cross multiply
    161,607,302.60x = 223,018,758.68 × 91,043,759.48
  4. Step 4: Simplify right side
    161,607,302.60x = 20,304,466,223,219,768
  5. Step 5: Solve for x
    x = 20,304,466,223,219,768/161,607,302.60
  6. Step 6: Final answer
    x = 125,640,771.78

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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.