Home / 122,495,855.40-183,776,260.05-53,379,000.90

Finding the Fourth Proportional to 122,495,855.40, 183,776,260.05 and 53,379,000.90

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Solution

The fourth proportional to 122,495,855.40, 183,776,260.05 and 53,379,000.90 is: 80,082,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,495,855.40 : 183,776,260.05 = 53,379,000.90 : x
  2. Step 2: Convert to fraction form
    122,495,855.40/183,776,260.05 = 53,379,000.90/x
  3. Step 3: Cross multiply
    122,495,855.40x = 183,776,260.05 × 53,379,000.90
  4. Step 4: Simplify right side
    122,495,855.40x = 9,809,793,150,607,584
  5. Step 5: Solve for x
    x = 9,809,793,150,607,584/122,495,855.40
  6. Step 6: Final answer
    x = 80,082,653.56

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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.