Home / 219,810,499.20-329,763,571.20-66,452,551.20

Finding the Fourth Proportional to 219,810,499.20, 329,763,571.20 and 66,452,551.20

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Solution

The fourth proportional to 219,810,499.20, 329,763,571.20 and 66,452,551.20 is: 99,693,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,810,499.20 : 329,763,571.20 = 66,452,551.20 : x
  2. Step 2: Convert to fraction form
    219,810,499.20/329,763,571.20 = 66,452,551.20/x
  3. Step 3: Cross multiply
    219,810,499.20x = 329,763,571.20 × 66,452,551.20
  4. Step 4: Simplify right side
    219,810,499.20x = 21,913,630,599,062,844
  5. Step 5: Solve for x
    x = 21,913,630,599,062,844/219,810,499.20
  6. Step 6: Final answer
    x = 99,693,284.35

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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.