Home / 78,940,335.06-118,418,623.02-29,797,582.23

Finding the Fourth Proportional to 78,940,335.06, 118,418,623.02 and 29,797,582.23

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Solution

The fourth proportional to 78,940,335.06, 118,418,623.02 and 29,797,582.23 is: 44,699,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,940,335.06 : 118,418,623.02 = 29,797,582.23 : x
  2. Step 2: Convert to fraction form
    78,940,335.06/118,418,623.02 = 29,797,582.23/x
  3. Step 3: Cross multiply
    78,940,335.06x = 118,418,623.02 × 29,797,582.23
  4. Step 4: Simplify right side
    78,940,335.06x = 3,528,588,657,001,821
  5. Step 5: Solve for x
    x = 3,528,588,657,001,821/78,940,335.06
  6. Step 6: Final answer
    x = 44,699,438.56

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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.