Home / 186,788,193.20-279,426,462.60-164,113,377.20

Finding the Fourth Proportional to 186,788,193.20, 279,426,462.60 and 164,113,377.20

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Solution

The fourth proportional to 186,788,193.20, 279,426,462.60 and 164,113,377.20 is: 245,505,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,788,193.20 : 279,426,462.60 = 164,113,377.20 : x
  2. Step 2: Convert to fraction form
    186,788,193.20/279,426,462.60 = 164,113,377.20/x
  3. Step 3: Cross multiply
    186,788,193.20x = 279,426,462.60 × 164,113,377.20
  4. Step 4: Simplify right side
    186,788,193.20x = 45,857,620,456,335,496
  5. Step 5: Solve for x
    x = 45,857,620,456,335,496/186,788,193.20
  6. Step 6: Final answer
    x = 245,505,990.88

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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.