Home / 372,144,888.20-557,367,026.70-219,089,880.20

Finding the Fourth Proportional to 372,144,888.20, 557,367,026.70 and 219,089,880.20

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Solution

The fourth proportional to 372,144,888.20, 557,367,026.70 and 219,089,880.20 is: 328,134,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,144,888.20 : 557,367,026.70 = 219,089,880.20 : x
  2. Step 2: Convert to fraction form
    372,144,888.20/557,367,026.70 = 219,089,880.20/x
  3. Step 3: Cross multiply
    372,144,888.20x = 557,367,026.70 × 219,089,880.20
  4. Step 4: Simplify right side
    372,144,888.20x = 122,113,475,107,133,200
  5. Step 5: Solve for x
    x = 122,113,475,107,133,200/372,144,888.20
  6. Step 6: Final answer
    x = 328,134,226.69

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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.