Home / 612,932,123.75-845,864,193.89-334,491,582.47

Finding the Fourth Proportional to 612,932,123.75, 845,864,193.89 and 334,491,582.47

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Solution

The fourth proportional to 612,932,123.75, 845,864,193.89 and 334,491,582.47 is: 461,608,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,932,123.75 : 845,864,193.89 = 334,491,582.47 : x
  2. Step 2: Convert to fraction form
    612,932,123.75/845,864,193.89 = 334,491,582.47/x
  3. Step 3: Cross multiply
    612,932,123.75x = 845,864,193.89 × 334,491,582.47
  4. Step 4: Simplify right side
    612,932,123.75x = 282,934,452,765,583,904
  5. Step 5: Solve for x
    x = 282,934,452,765,583,904/612,932,123.75
  6. Step 6: Final answer
    x = 461,608,132.13

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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.