Home / 624,246,793.42-860,770,376.40-397,827,277.22

Finding the Fourth Proportional to 624,246,793.42, 860,770,376.40 and 397,827,277.22

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Solution

The fourth proportional to 624,246,793.42, 860,770,376.40 and 397,827,277.22 is: 548,561,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,246,793.42 : 860,770,376.40 = 397,827,277.22 : x
  2. Step 2: Convert to fraction form
    624,246,793.42/860,770,376.40 = 397,827,277.22/x
  3. Step 3: Cross multiply
    624,246,793.42x = 860,770,376.40 × 397,827,277.22
  4. Step 4: Simplify right side
    624,246,793.42x = 342,437,935,154,846,592
  5. Step 5: Solve for x
    x = 342,437,935,154,846,592/624,246,793.42
  6. Step 6: Final answer
    x = 548,561,784.80

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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.