Home / 85,310,156.16-117,731,353.37-50,023,056.96

Finding the Fourth Proportional to 85,310,156.16, 117,731,353.37 and 50,023,056.96

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Solution

The fourth proportional to 85,310,156.16, 117,731,353.37 and 50,023,056.96 is: 69,033,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,310,156.16 : 117,731,353.37 = 50,023,056.96 : x
  2. Step 2: Convert to fraction form
    85,310,156.16/117,731,353.37 = 50,023,056.96/x
  3. Step 3: Cross multiply
    85,310,156.16x = 117,731,353.37 × 50,023,056.96
  4. Step 4: Simplify right side
    85,310,156.16x = 5,889,282,195,355,283
  5. Step 5: Solve for x
    x = 5,889,282,195,355,283/85,310,156.16
  6. Step 6: Final answer
    x = 69,033,775.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.