Home / 449,064,015.40-673,596,023.10-255,572,252.20

Finding the Fourth Proportional to 449,064,015.40, 673,596,023.10 and 255,572,252.20

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Solution

The fourth proportional to 449,064,015.40, 673,596,023.10 and 255,572,252.20 is: 383,358,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,064,015.40 : 673,596,023.10 = 255,572,252.20 : x
  2. Step 2: Convert to fraction form
    449,064,015.40/673,596,023.10 = 255,572,252.20/x
  3. Step 3: Cross multiply
    449,064,015.40x = 673,596,023.10 × 255,572,252.20
  4. Step 4: Simplify right side
    449,064,015.40x = 172,152,452,696,630,208
  5. Step 5: Solve for x
    x = 172,152,452,696,630,208/449,064,015.40
  6. Step 6: Final answer
    x = 383,358,378.30

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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.