Home / 106,321,965-146,724,370.56-57,429,393

Finding the Fourth Proportional to 106,321,965, 146,724,370.56 and 57,429,393

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Solution

The fourth proportional to 106,321,965, 146,724,370.56 and 57,429,393 is: 79,252,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,321,965 : 146,724,370.56 = 57,429,393 : x
  2. Step 2: Convert to fraction form
    106,321,965/146,724,370.56 = 57,429,393/x
  3. Step 3: Cross multiply
    106,321,965x = 146,724,370.56 × 57,429,393
  4. Step 4: Simplify right side
    106,321,965x = 8,426,291,539,567,870
  5. Step 5: Solve for x
    x = 8,426,291,539,567,870/106,321,965
  6. Step 6: Final answer
    x = 79,252,594.13

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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.