Home / 850,375,472.82-1,173,518,142.74-459,234,896.82

Finding the Fourth Proportional to 850,375,472.82, 1,173,518,142.74 and 459,234,896.82

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Solution

The fourth proportional to 850,375,472.82, 1,173,518,142.74 and 459,234,896.82 is: 633,744,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,375,472.82 : 1,173,518,142.74 = 459,234,896.82 : x
  2. Step 2: Convert to fraction form
    850,375,472.82/1,173,518,142.74 = 459,234,896.82/x
  3. Step 3: Cross multiply
    850,375,472.82x = 1,173,518,142.74 × 459,234,896.82
  4. Step 4: Simplify right side
    850,375,472.82x = 538,920,483,197,601,920
  5. Step 5: Solve for x
    x = 538,920,483,197,601,920/850,375,472.82
  6. Step 6: Final answer
    x = 633,744,152.35

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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.