Home / 135,990,795.51-187,665,502.64-75,639,382.34

Finding the Fourth Proportional to 135,990,795.51, 187,665,502.64 and 75,639,382.34

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Solution

The fourth proportional to 135,990,795.51, 187,665,502.64 and 75,639,382.34 is: 104,381,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,990,795.51 : 187,665,502.64 = 75,639,382.34 : x
  2. Step 2: Convert to fraction form
    135,990,795.51/187,665,502.64 = 75,639,382.34/x
  3. Step 3: Cross multiply
    135,990,795.51x = 187,665,502.64 × 75,639,382.34
  4. Step 4: Simplify right side
    135,990,795.51x = 14,194,902,704,898,714
  5. Step 5: Solve for x
    x = 14,194,902,704,898,714/135,990,795.51
  6. Step 6: Final answer
    x = 104,381,349.13

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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.