Home / 216,326,470.88-324,489,707.40-52,563,386

Finding the Fourth Proportional to 216,326,470.88, 324,489,707.40 and 52,563,386

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Solution

The fourth proportional to 216,326,470.88, 324,489,707.40 and 52,563,386 is: 78,845,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,326,470.88 : 324,489,707.40 = 52,563,386 : x
  2. Step 2: Convert to fraction form
    216,326,470.88/324,489,707.40 = 52,563,386/x
  3. Step 3: Cross multiply
    216,326,470.88x = 324,489,707.40 × 52,563,386
  4. Step 4: Simplify right side
    216,326,470.88x = 17,056,277,743,093,256
  5. Step 5: Solve for x
    x = 17,056,277,743,093,256/216,326,470.88
  6. Step 6: Final answer
    x = 78,845,079.26

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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.