Home / 107,046,627.45-147,448,030.97-75,630,141.06

Finding the Fourth Proportional to 107,046,627.45, 147,448,030.97 and 75,630,141.06

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Solution

The fourth proportional to 107,046,627.45, 147,448,030.97 and 75,630,141.06 is: 104,174,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,046,627.45 : 147,448,030.97 = 75,630,141.06 : x
  2. Step 2: Convert to fraction form
    107,046,627.45/147,448,030.97 = 75,630,141.06/x
  3. Step 3: Cross multiply
    107,046,627.45x = 147,448,030.97 × 75,630,141.06
  4. Step 4: Simplify right side
    107,046,627.45x = 11,151,515,380,902,198
  5. Step 5: Solve for x
    x = 11,151,515,380,902,198/107,046,627.45
  6. Step 6: Final answer
    x = 104,174,373.79

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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.