Home / 85,254,441.48-117,624,272.73-52,180,210.86

Finding the Fourth Proportional to 85,254,441.48, 117,624,272.73 and 52,180,210.86

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Solution

The fourth proportional to 85,254,441.48, 117,624,272.73 and 52,180,210.86 is: 71,992,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,254,441.48 : 117,624,272.73 = 52,180,210.86 : x
  2. Step 2: Convert to fraction form
    85,254,441.48/117,624,272.73 = 52,180,210.86/x
  3. Step 3: Cross multiply
    85,254,441.48x = 117,624,272.73 × 52,180,210.86
  4. Step 4: Simplify right side
    85,254,441.48x = 6,137,659,353,305,548
  5. Step 5: Solve for x
    x = 6,137,659,353,305,548/85,254,441.48
  6. Step 6: Final answer
    x = 71,992,253.39

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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.