Home / 97,781,348.80-146,448,074.40-49,856,305.60

Finding the Fourth Proportional to 97,781,348.80, 146,448,074.40 and 49,856,305.60

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Solution

The fourth proportional to 97,781,348.80, 146,448,074.40 and 49,856,305.60 is: 74,670,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,781,348.80 : 146,448,074.40 = 49,856,305.60 : x
  2. Step 2: Convert to fraction form
    97,781,348.80/146,448,074.40 = 49,856,305.60/x
  3. Step 3: Cross multiply
    97,781,348.80x = 146,448,074.40 × 49,856,305.60
  4. Step 4: Simplify right side
    97,781,348.80x = 7,301,359,951,817,937
  5. Step 5: Solve for x
    x = 7,301,359,951,817,937/97,781,348.80
  6. Step 6: Final answer
    x = 74,670,272.41

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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.