Home / 148,898,901.60-223,530,310.80-84,247,682.40

Finding the Fourth Proportional to 148,898,901.60, 223,530,310.80 and 84,247,682.40

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Solution

The fourth proportional to 148,898,901.60, 223,530,310.80 and 84,247,682.40 is: 126,474,476.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,898,901.60 : 223,530,310.80 = 84,247,682.40 : x
  2. Step 2: Convert to fraction form
    148,898,901.60/223,530,310.80 = 84,247,682.40/x
  3. Step 3: Cross multiply
    148,898,901.60x = 223,530,310.80 × 84,247,682.40
  4. Step 4: Simplify right side
    148,898,901.60x = 18,831,910,631,051,692
  5. Step 5: Solve for x
    x = 18,831,910,631,051,692/148,898,901.60
  6. Step 6: Final answer
    x = 126,474,476.50

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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.