Home / 992,589,171.56-1,488,194,278.46-439,590,257

Finding the Fourth Proportional to 992,589,171.56, 1,488,194,278.46 and 439,590,257

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Solution

The fourth proportional to 992,589,171.56, 1,488,194,278.46 and 439,590,257 is: 659,080,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,589,171.56 : 1,488,194,278.46 = 439,590,257 : x
  2. Step 2: Convert to fraction form
    992,589,171.56/1,488,194,278.46 = 439,590,257/x
  3. Step 3: Cross multiply
    992,589,171.56x = 1,488,194,278.46 × 439,590,257
  4. Step 4: Simplify right side
    992,589,171.56x = 654,195,705,334,161,024
  5. Step 5: Solve for x
    x = 654,195,705,334,161,024/992,589,171.56
  6. Step 6: Final answer
    x = 659,080,034.40

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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.