Home / 186,551,163.77-279,862,612.04-71,526,734.69

Finding the Fourth Proportional to 186,551,163.77, 279,862,612.04 and 71,526,734.69

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Solution

The fourth proportional to 186,551,163.77, 279,862,612.04 and 71,526,734.69 is: 107,303,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,551,163.77 : 279,862,612.04 = 71,526,734.69 : x
  2. Step 2: Convert to fraction form
    186,551,163.77/279,862,612.04 = 71,526,734.69/x
  3. Step 3: Cross multiply
    186,551,163.77x = 279,862,612.04 × 71,526,734.69
  4. Step 4: Simplify right side
    186,551,163.77x = 20,017,658,799,814,984
  5. Step 5: Solve for x
    x = 20,017,658,799,814,984/186,551,163.77
  6. Step 6: Final answer
    x = 107,303,853.78

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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.