Home / 100,748,856.65-151,122,788.80-39,344,252.63

Finding the Fourth Proportional to 100,748,856.65, 151,122,788.80 and 39,344,252.63

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Solution

The fourth proportional to 100,748,856.65, 151,122,788.80 and 39,344,252.63 is: 59,016,185.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,748,856.65 : 151,122,788.80 = 39,344,252.63 : x
  2. Step 2: Convert to fraction form
    100,748,856.65/151,122,788.80 = 39,344,252.63/x
  3. Step 3: Cross multiply
    100,748,856.65x = 151,122,788.80 × 39,344,252.63
  4. Step 4: Simplify right side
    100,748,856.65x = 5,945,813,179,843,361
  5. Step 5: Solve for x
    x = 5,945,813,179,843,361/100,748,856.65
  6. Step 6: Final answer
    x = 59,016,185.17

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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.