Home / 80,848,935.40-121,273,403.10-29,724,311.20

Finding the Fourth Proportional to 80,848,935.40, 121,273,403.10 and 29,724,311.20

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Solution

The fourth proportional to 80,848,935.40, 121,273,403.10 and 29,724,311.20 is: 44,586,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,848,935.40 : 121,273,403.10 = 29,724,311.20 : x
  2. Step 2: Convert to fraction form
    80,848,935.40/121,273,403.10 = 29,724,311.20/x
  3. Step 3: Cross multiply
    80,848,935.40x = 121,273,403.10 × 29,724,311.20
  4. Step 4: Simplify right side
    80,848,935.40x = 3,604,768,374,027,444.50
  5. Step 5: Solve for x
    x = 3,604,768,374,027,444.50/80,848,935.40
  6. Step 6: Final answer
    x = 44,586,466.80

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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.