Home / 247,124,607.33-370,708,698.20-91,680,215.97

Finding the Fourth Proportional to 247,124,607.33, 370,708,698.20 and 91,680,215.97

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Solution

The fourth proportional to 247,124,607.33, 370,708,698.20 and 91,680,215.97 is: 137,528,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,124,607.33 : 370,708,698.20 = 91,680,215.97 : x
  2. Step 2: Convert to fraction form
    247,124,607.33/370,708,698.20 = 91,680,215.97/x
  3. Step 3: Cross multiply
    247,124,607.33x = 370,708,698.20 × 91,680,215.97
  4. Step 4: Simplify right side
    247,124,607.33x = 33,986,653,512,475,148
  5. Step 5: Solve for x
    x = 33,986,653,512,475,148/247,124,607.33
  6. Step 6: Final answer
    x = 137,528,406.74

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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.