Home / 260,331,514.92-359,262,979.02-142,855,817.58

Finding the Fourth Proportional to 260,331,514.92, 359,262,979.02 and 142,855,817.58

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Solution

The fourth proportional to 260,331,514.92, 359,262,979.02 and 142,855,817.58 is: 197,144,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,331,514.92 : 359,262,979.02 = 142,855,817.58 : x
  2. Step 2: Convert to fraction form
    260,331,514.92/359,262,979.02 = 142,855,817.58/x
  3. Step 3: Cross multiply
    260,331,514.92x = 359,262,979.02 × 142,855,817.58
  4. Step 4: Simplify right side
    260,331,514.92x = 51,322,806,594,128,488
  5. Step 5: Solve for x
    x = 51,322,806,594,128,488/260,331,514.92
  6. Step 6: Final answer
    x = 197,144,040.01

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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.