Home / 85,310,157.66-117,731,355.44-50,023,058.46

Finding the Fourth Proportional to 85,310,157.66, 117,731,355.44 and 50,023,058.46

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Solution

The fourth proportional to 85,310,157.66, 117,731,355.44 and 50,023,058.46 is: 69,033,777.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,310,157.66 : 117,731,355.44 = 50,023,058.46 : x
  2. Step 2: Convert to fraction form
    85,310,157.66/117,731,355.44 = 50,023,058.46/x
  3. Step 3: Cross multiply
    85,310,157.66x = 117,731,355.44 × 50,023,058.46
  4. Step 4: Simplify right side
    85,310,157.66x = 5,889,282,475,500,044
  5. Step 5: Solve for x
    x = 5,889,282,475,500,044/85,310,157.66
  6. Step 6: Final answer
    x = 69,033,777.89

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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.