Home / 164,695,368.31-247,032,944.78-67,648,558.28

Finding the Fourth Proportional to 164,695,368.31, 247,032,944.78 and 67,648,558.28

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Solution

The fourth proportional to 164,695,368.31, 247,032,944.78 and 67,648,558.28 is: 101,468,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,695,368.31 : 247,032,944.78 = 67,648,558.28 : x
  2. Step 2: Convert to fraction form
    164,695,368.31/247,032,944.78 = 67,648,558.28/x
  3. Step 3: Cross multiply
    164,695,368.31x = 247,032,944.78 × 67,648,558.28
  4. Step 4: Simplify right side
    164,695,368.31x = 16,711,422,560,456,446
  5. Step 5: Solve for x
    x = 16,711,422,560,456,446/164,695,368.31
  6. Step 6: Final answer
    x = 101,468,685.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.