Home / 76,737,861.60-114,957,493.20-46,355,474.40

Finding the Fourth Proportional to 76,737,861.60, 114,957,493.20 and 46,355,474.40

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Solution

The fourth proportional to 76,737,861.60, 114,957,493.20 and 46,355,474.40 is: 69,443,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,737,861.60 : 114,957,493.20 = 46,355,474.40 : x
  2. Step 2: Convert to fraction form
    76,737,861.60/114,957,493.20 = 46,355,474.40/x
  3. Step 3: Cross multiply
    76,737,861.60x = 114,957,493.20 × 46,355,474.40
  4. Step 4: Simplify right side
    76,737,861.60x = 5,328,909,133,120,774
  5. Step 5: Solve for x
    x = 5,328,909,133,120,774/76,737,861.60
  6. Step 6: Final answer
    x = 69,443,023.59

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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.