Home / 126,839,314.69-175,035,277.22-74,631,731.83

Finding the Fourth Proportional to 126,839,314.69, 175,035,277.22 and 74,631,731.83

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Solution

The fourth proportional to 126,839,314.69, 175,035,277.22 and 74,631,731.83 is: 102,990,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,839,314.69 : 175,035,277.22 = 74,631,731.83 : x
  2. Step 2: Convert to fraction form
    126,839,314.69/175,035,277.22 = 74,631,731.83/x
  3. Step 3: Cross multiply
    126,839,314.69x = 175,035,277.22 × 74,631,731.83
  4. Step 4: Simplify right side
    126,839,314.69x = 13,063,185,869,462,002
  5. Step 5: Solve for x
    x = 13,063,185,869,462,002/126,839,314.69
  6. Step 6: Final answer
    x = 102,990,038.24

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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.