Home / 221,464,434.60-332,097,119.10-85,104,498.60

Finding the Fourth Proportional to 221,464,434.60, 332,097,119.10 and 85,104,498.60

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Solution

The fourth proportional to 221,464,434.60, 332,097,119.10 and 85,104,498.60 is: 127,618,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,464,434.60 : 332,097,119.10 = 85,104,498.60 : x
  2. Step 2: Convert to fraction form
    221,464,434.60/332,097,119.10 = 85,104,498.60/x
  3. Step 3: Cross multiply
    221,464,434.60x = 332,097,119.10 × 85,104,498.60
  4. Step 4: Simplify right side
    221,464,434.60x = 28,262,958,807,509,984
  5. Step 5: Solve for x
    x = 28,262,958,807,509,984/221,464,434.60
  6. Step 6: Final answer
    x = 127,618,499.37

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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.