Home / 248,924,677.55-343,507,050.92-137,413,124.74

Finding the Fourth Proportional to 248,924,677.55, 343,507,050.92 and 137,413,124.74

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Solution

The fourth proportional to 248,924,677.55, 343,507,050.92 and 137,413,124.74 is: 189,625,141.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,924,677.55 : 343,507,050.92 = 137,413,124.74 : x
  2. Step 2: Convert to fraction form
    248,924,677.55/343,507,050.92 = 137,413,124.74/x
  3. Step 3: Cross multiply
    248,924,677.55x = 343,507,050.92 × 137,413,124.74
  4. Step 4: Simplify right side
    248,924,677.55x = 47,202,377,234,734,896
  5. Step 5: Solve for x
    x = 47,202,377,234,734,896/248,924,677.55
  6. Step 6: Final answer
    x = 189,625,141.63

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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.