Home / 850,375,476.32-1,173,518,147.57-459,234,900.32

Finding the Fourth Proportional to 850,375,476.32, 1,173,518,147.57 and 459,234,900.32

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Solution

The fourth proportional to 850,375,476.32, 1,173,518,147.57 and 459,234,900.32 is: 633,744,157.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,375,476.32 : 1,173,518,147.57 = 459,234,900.32 : x
  2. Step 2: Convert to fraction form
    850,375,476.32/1,173,518,147.57 = 459,234,900.32/x
  3. Step 3: Cross multiply
    850,375,476.32x = 1,173,518,147.57 × 459,234,900.32
  4. Step 4: Simplify right side
    850,375,476.32x = 538,920,489,514,856,256
  5. Step 5: Solve for x
    x = 538,920,489,514,856,256/850,375,476.32
  6. Step 6: Final answer
    x = 633,744,157.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.