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Finding the Fourth Proportional to 582,336,689.60, 873,505,034.40 and 537,994,827.20

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Solution

The fourth proportional to 582,336,689.60, 873,505,034.40 and 537,994,827.20 is: 806,992,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,336,689.60 : 873,505,034.40 = 537,994,827.20 : x
  2. Step 2: Convert to fraction form
    582,336,689.60/873,505,034.40 = 537,994,827.20/x
  3. Step 3: Cross multiply
    582,336,689.60x = 873,505,034.40 × 537,994,827.20
  4. Step 4: Simplify right side
    582,336,689.60x = 469,941,190,040,358,080
  5. Step 5: Solve for x
    x = 469,941,190,040,358,080/582,336,689.60
  6. Step 6: Final answer
    x = 806,992,240.80

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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.