Home / 415,100,090.54-572,844,934.26-247,850,965.32

Finding the Fourth Proportional to 415,100,090.54, 572,844,934.26 and 247,850,965.32

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Solution

The fourth proportional to 415,100,090.54, 572,844,934.26 and 247,850,965.32 is: 342,038,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,100,090.54 : 572,844,934.26 = 247,850,965.32 : x
  2. Step 2: Convert to fraction form
    415,100,090.54/572,844,934.26 = 247,850,965.32/x
  3. Step 3: Cross multiply
    415,100,090.54x = 572,844,934.26 × 247,850,965.32
  4. Step 4: Simplify right side
    415,100,090.54x = 141,980,169,935,012,928
  5. Step 5: Solve for x
    x = 141,980,169,935,012,928/415,100,090.54
  6. Step 6: Final answer
    x = 342,038,397.90

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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.