Home / 93,561,628.37-129,063,216.15-54,399,076.78

Finding the Fourth Proportional to 93,561,628.37, 129,063,216.15 and 54,399,076.78

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Solution

The fourth proportional to 93,561,628.37, 129,063,216.15 and 54,399,076.78 is: 75,040,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,561,628.37 : 129,063,216.15 = 54,399,076.78 : x
  2. Step 2: Convert to fraction form
    93,561,628.37/129,063,216.15 = 54,399,076.78/x
  3. Step 3: Cross multiply
    93,561,628.37x = 129,063,216.15 × 54,399,076.78
  4. Step 4: Simplify right side
    93,561,628.37x = 7,020,919,804,817,586
  5. Step 5: Solve for x
    x = 7,020,919,804,817,586/93,561,628.37
  6. Step 6: Final answer
    x = 75,040,590.11

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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.