Home / 372,144,877.20-557,367,010.20-219,089,869.20

Finding the Fourth Proportional to 372,144,877.20, 557,367,010.20 and 219,089,869.20

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Solution

The fourth proportional to 372,144,877.20, 557,367,010.20 and 219,089,869.20 is: 328,134,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,144,877.20 : 557,367,010.20 = 219,089,869.20 : x
  2. Step 2: Convert to fraction form
    372,144,877.20/557,367,010.20 = 219,089,869.20/x
  3. Step 3: Cross multiply
    372,144,877.20x = 557,367,010.20 × 219,089,869.20
  4. Step 4: Simplify right side
    372,144,877.20x = 122,113,465,361,113,072
  5. Step 5: Solve for x
    x = 122,113,465,361,113,072/372,144,877.20
  6. Step 6: Final answer
    x = 328,134,210.20

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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.