Home / 193,024,738.78-266,374,461.43-104,918,513.20

Finding the Fourth Proportional to 193,024,738.78, 266,374,461.43 and 104,918,513.20

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Solution

The fourth proportional to 193,024,738.78, 266,374,461.43 and 104,918,513.20 is: 144,787,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,024,738.78 : 266,374,461.43 = 104,918,513.20 : x
  2. Step 2: Convert to fraction form
    193,024,738.78/266,374,461.43 = 104,918,513.20/x
  3. Step 3: Cross multiply
    193,024,738.78x = 266,374,461.43 × 104,918,513.20
  4. Step 4: Simplify right side
    193,024,738.78x = 27,947,612,447,151,560
  5. Step 5: Solve for x
    x = 27,947,612,447,151,560/193,024,738.78
  6. Step 6: Final answer
    x = 144,787,723.19

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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.