Home / 88,785,856.08-122,412,986.24-67,903,505.28

Finding the Fourth Proportional to 88,785,856.08, 122,412,986.24 and 67,903,505.28

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Solution

The fourth proportional to 88,785,856.08, 122,412,986.24 and 67,903,505.28 is: 93,621,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,785,856.08 : 122,412,986.24 = 67,903,505.28 : x
  2. Step 2: Convert to fraction form
    88,785,856.08/122,412,986.24 = 67,903,505.28/x
  3. Step 3: Cross multiply
    88,785,856.08x = 122,412,986.24 × 67,903,505.28
  4. Step 4: Simplify right side
    88,785,856.08x = 8,312,270,857,148,890
  5. Step 5: Solve for x
    x = 8,312,270,857,148,890/88,785,856.08
  6. Step 6: Final answer
    x = 93,621,565.69

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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.