Home / 449,429,669.20-673,136,734.20-368,808,101.20

Finding the Fourth Proportional to 449,429,669.20, 673,136,734.20 and 368,808,101.20

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Solution

The fourth proportional to 449,429,669.20, 673,136,734.20 and 368,808,101.20 is: 552,385,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,429,669.20 : 673,136,734.20 = 368,808,101.20 : x
  2. Step 2: Convert to fraction form
    449,429,669.20/673,136,734.20 = 368,808,101.20/x
  3. Step 3: Cross multiply
    449,429,669.20x = 673,136,734.20 × 368,808,101.20
  4. Step 4: Simplify right side
    449,429,669.20x = 248,258,280,788,271,104
  5. Step 5: Solve for x
    x = 248,258,280,788,271,104/449,429,669.20
  6. Step 6: Final answer
    x = 552,385,162.36

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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.