Home / 612,932,125.74-845,864,196.66-334,491,584.46

Finding the Fourth Proportional to 612,932,125.74, 845,864,196.66 and 334,491,584.46

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Solution

The fourth proportional to 612,932,125.74, 845,864,196.66 and 334,491,584.46 is: 461,608,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,932,125.74 : 845,864,196.66 = 334,491,584.46 : x
  2. Step 2: Convert to fraction form
    612,932,125.74/845,864,196.66 = 334,491,584.46/x
  3. Step 3: Cross multiply
    612,932,125.74x = 845,864,196.66 × 334,491,584.46
  4. Step 4: Simplify right side
    612,932,125.74x = 282,934,455,378,788,416
  5. Step 5: Solve for x
    x = 282,934,455,378,788,416/612,932,125.74
  6. Step 6: Final answer
    x = 461,608,134.89

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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.