Home / 88,579,311.60-132,868,967.40-80,501,408.40

Finding the Fourth Proportional to 88,579,311.60, 132,868,967.40 and 80,501,408.40

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Solution

The fourth proportional to 88,579,311.60, 132,868,967.40 and 80,501,408.40 is: 120,752,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,311.60 : 132,868,967.40 = 80,501,408.40 : x
  2. Step 2: Convert to fraction form
    88,579,311.60/132,868,967.40 = 80,501,408.40/x
  3. Step 3: Cross multiply
    88,579,311.60x = 132,868,967.40 × 80,501,408.40
  4. Step 4: Simplify right side
    88,579,311.60x = 10,696,139,008,353,688
  5. Step 5: Solve for x
    x = 10,696,139,008,353,688/88,579,311.60
  6. Step 6: Final answer
    x = 120,752,112.60

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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.