Home / 72,608,208-108,903,246.08-29,435,931.33

Finding the Fourth Proportional to 72,608,208, 108,903,246.08 and 29,435,931.33

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Solution

The fourth proportional to 72,608,208, 108,903,246.08 and 29,435,931.33 is: 44,150,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,608,208 : 108,903,246.08 = 29,435,931.33 : x
  2. Step 2: Convert to fraction form
    72,608,208/108,903,246.08 = 29,435,931.33/x
  3. Step 3: Cross multiply
    72,608,208x = 108,903,246.08 × 29,435,931.33
  4. Step 4: Simplify right side
    72,608,208x = 3,205,668,473,077,792
  5. Step 5: Solve for x
    x = 3,205,668,473,077,792/72,608,208
  6. Step 6: Final answer
    x = 44,150,221.60

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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.