Home / 859,112,027.66-1,288,140,649.13-333,867,844.37

Finding the Fourth Proportional to 859,112,027.66, 1,288,140,649.13 and 333,867,844.37

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Solution

The fourth proportional to 859,112,027.66, 1,288,140,649.13 and 333,867,844.37 is: 500,596,811.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,112,027.66 : 1,288,140,649.13 = 333,867,844.37 : x
  2. Step 2: Convert to fraction form
    859,112,027.66/1,288,140,649.13 = 333,867,844.37/x
  3. Step 3: Cross multiply
    859,112,027.66x = 1,288,140,649.13 × 333,867,844.37
  4. Step 4: Simplify right side
    859,112,027.66x = 430,068,741,772,557,632
  5. Step 5: Solve for x
    x = 430,068,741,772,557,632/859,112,027.66
  6. Step 6: Final answer
    x = 500,596,811.50

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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.