Home / 261,855,582.48-392,338,891.50-158,006,585.91

Finding the Fourth Proportional to 261,855,582.48, 392,338,891.50 and 158,006,585.91

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Solution

The fourth proportional to 261,855,582.48, 392,338,891.50 and 158,006,585.91 is: 236,741,673.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,855,582.48 : 392,338,891.50 = 158,006,585.91 : x
  2. Step 2: Convert to fraction form
    261,855,582.48/392,338,891.50 = 158,006,585.91/x
  3. Step 3: Cross multiply
    261,855,582.48x = 392,338,891.50 × 158,006,585.91
  4. Step 4: Simplify right side
    261,855,582.48x = 61,992,128,765,628,920
  5. Step 5: Solve for x
    x = 61,992,128,765,628,920/261,855,582.48
  6. Step 6: Final answer
    x = 236,741,673.32

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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.