Home / 186,788,420.20-279,426,803.10-164,113,604.20

Finding the Fourth Proportional to 186,788,420.20, 279,426,803.10 and 164,113,604.20

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Solution

The fourth proportional to 186,788,420.20, 279,426,803.10 and 164,113,604.20 is: 245,506,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,788,420.20 : 279,426,803.10 = 164,113,604.20 : x
  2. Step 2: Convert to fraction form
    186,788,420.20/279,426,803.10 = 164,113,604.20/x
  3. Step 3: Cross multiply
    186,788,420.20x = 279,426,803.10 × 164,113,604.20
  4. Step 4: Simplify right side
    186,788,420.20x = 45,857,739,766,824,736
  5. Step 5: Solve for x
    x = 45,857,739,766,824,736/186,788,420.20
  6. Step 6: Final answer
    x = 245,506,331.27

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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.