Home / 283,929,786.48-391,824,286.08-153,549,594.48

Finding the Fourth Proportional to 283,929,786.48, 391,824,286.08 and 153,549,594.48

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Solution

The fourth proportional to 283,929,786.48, 391,824,286.08 and 153,549,594.48 is: 211,899,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,929,786.48 : 391,824,286.08 = 153,549,594.48 : x
  2. Step 2: Convert to fraction form
    283,929,786.48/391,824,286.08 = 153,549,594.48/x
  3. Step 3: Cross multiply
    283,929,786.48x = 391,824,286.08 × 153,549,594.48
  4. Step 4: Simplify right side
    283,929,786.48x = 60,164,460,234,999,504
  5. Step 5: Solve for x
    x = 60,164,460,234,999,504/283,929,786.48
  6. Step 6: Final answer
    x = 211,899,078.93

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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.