Home / 616,381,079.44-850,558,681.92-352,026,579.64

Finding the Fourth Proportional to 616,381,079.44, 850,558,681.92 and 352,026,579.64

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Solution

The fourth proportional to 616,381,079.44, 850,558,681.92 and 352,026,579.64 is: 485,769,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,381,079.44 : 850,558,681.92 = 352,026,579.64 : x
  2. Step 2: Convert to fraction form
    616,381,079.44/850,558,681.92 = 352,026,579.64/x
  3. Step 3: Cross multiply
    616,381,079.44x = 850,558,681.92 × 352,026,579.64
  4. Step 4: Simplify right side
    616,381,079.44x = 299,419,263,579,404,288
  5. Step 5: Solve for x
    x = 299,419,263,579,404,288/616,381,079.44
  6. Step 6: Final answer
    x = 485,769,718.71

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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.