Home / 417,202,221.40-626,027,280.90-174,889,619.80

Finding the Fourth Proportional to 417,202,221.40, 626,027,280.90 and 174,889,619.80

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Solution

The fourth proportional to 417,202,221.40, 626,027,280.90 and 174,889,619.80 is: 262,428,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,202,221.40 : 626,027,280.90 = 174,889,619.80 : x
  2. Step 2: Convert to fraction form
    417,202,221.40/626,027,280.90 = 174,889,619.80/x
  3. Step 3: Cross multiply
    417,202,221.40x = 626,027,280.90 × 174,889,619.80
  4. Step 4: Simplify right side
    417,202,221.40x = 109,485,673,141,028,800
  5. Step 5: Solve for x
    x = 109,485,673,141,028,800/417,202,221.40
  6. Step 6: Final answer
    x = 262,428,308.20

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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.