Home / 78,806,187.50-118,106,747.78-32,065,201.58

Finding the Fourth Proportional to 78,806,187.50, 118,106,747.78 and 32,065,201.58

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Solution

The fourth proportional to 78,806,187.50, 118,106,747.78 and 32,065,201.58 is: 48,056,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,806,187.50 : 118,106,747.78 = 32,065,201.58 : x
  2. Step 2: Convert to fraction form
    78,806,187.50/118,106,747.78 = 32,065,201.58/x
  3. Step 3: Cross multiply
    78,806,187.50x = 118,106,747.78 × 32,065,201.58
  4. Step 4: Simplify right side
    78,806,187.50x = 3,787,116,675,523,917.50
  5. Step 5: Solve for x
    x = 3,787,116,675,523,917.50/78,806,187.50
  6. Step 6: Final answer
    x = 48,056,082.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.