Home / 92,564,634.78-127,752,208.56-57,293,753.13

Finding the Fourth Proportional to 92,564,634.78, 127,752,208.56 and 57,293,753.13

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Solution

The fourth proportional to 92,564,634.78, 127,752,208.56 and 57,293,753.13 is: 79,073,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,564,634.78 : 127,752,208.56 = 57,293,753.13 : x
  2. Step 2: Convert to fraction form
    92,564,634.78/127,752,208.56 = 57,293,753.13/x
  3. Step 3: Cross multiply
    92,564,634.78x = 127,752,208.56 × 57,293,753.13
  4. Step 4: Simplify right side
    92,564,634.78x = 7,319,403,499,048,913
  5. Step 5: Solve for x
    x = 7,319,403,499,048,913/92,564,634.78
  6. Step 6: Final answer
    x = 79,073,433.57

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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.