Home / 802,620,785.76-1,203,872,718.96-360,100,494.24

Finding the Fourth Proportional to 802,620,785.76, 1,203,872,718.96 and 360,100,494.24

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Solution

The fourth proportional to 802,620,785.76, 1,203,872,718.96 and 360,100,494.24 is: 540,124,513.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,620,785.76 : 1,203,872,718.96 = 360,100,494.24 : x
  2. Step 2: Convert to fraction form
    802,620,785.76/1,203,872,718.96 = 360,100,494.24/x
  3. Step 3: Cross multiply
    802,620,785.76x = 1,203,872,718.96 × 360,100,494.24
  4. Step 4: Simplify right side
    802,620,785.76x = 433,515,161,099,548,672
  5. Step 5: Solve for x
    x = 433,515,161,099,548,672/802,620,785.76
  6. Step 6: Final answer
    x = 540,124,513.08

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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.