Home / 109,283,348.40-163,988,008.20-41,174,919.60

Finding the Fourth Proportional to 109,283,348.40, 163,988,008.20 and 41,174,919.60

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Solution

The fourth proportional to 109,283,348.40, 163,988,008.20 and 41,174,919.60 is: 61,786,110.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283,348.40 : 163,988,008.20 = 41,174,919.60 : x
  2. Step 2: Convert to fraction form
    109,283,348.40/163,988,008.20 = 41,174,919.60/x
  3. Step 3: Cross multiply
    109,283,348.40x = 163,988,008.20 × 41,174,919.60
  4. Step 4: Simplify right side
    109,283,348.40x = 6,752,193,052,999,140
  5. Step 5: Solve for x
    x = 6,752,193,052,999,140/109,283,348.40
  6. Step 6: Final answer
    x = 61,786,110.62

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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.