Home / 126,327,667.06-189,509,574.93-38,896,580.53

Finding the Fourth Proportional to 126,327,667.06, 189,509,574.93 and 38,896,580.53

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Solution

The fourth proportional to 126,327,667.06, 189,509,574.93 and 38,896,580.53 is: 58,350,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,327,667.06 : 189,509,574.93 = 38,896,580.53 : x
  2. Step 2: Convert to fraction form
    126,327,667.06/189,509,574.93 = 38,896,580.53/x
  3. Step 3: Cross multiply
    126,327,667.06x = 189,509,574.93 × 38,896,580.53
  4. Step 4: Simplify right side
    126,327,667.06x = 7,371,274,442,470,815
  5. Step 5: Solve for x
    x = 7,371,274,442,470,815/126,327,667.06
  6. Step 6: Final answer
    x = 58,350,435.93

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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.