Home / 299,490,744.40-449,385,415.80-170,197,637.20

Finding the Fourth Proportional to 299,490,744.40, 449,385,415.80 and 170,197,637.20

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Solution

The fourth proportional to 299,490,744.40, 449,385,415.80 and 170,197,637.20 is: 255,381,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,490,744.40 : 449,385,415.80 = 170,197,637.20 : x
  2. Step 2: Convert to fraction form
    299,490,744.40/449,385,415.80 = 170,197,637.20/x
  3. Step 3: Cross multiply
    299,490,744.40x = 449,385,415.80 × 170,197,637.20
  4. Step 4: Simplify right side
    299,490,744.40x = 76,484,335,961,299,552
  5. Step 5: Solve for x
    x = 76,484,335,961,299,552/299,490,744.40
  6. Step 6: Final answer
    x = 255,381,301.06

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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.