Home / 448,962,748.80-673,444,123.20-254,799,139.20

Finding the Fourth Proportional to 448,962,748.80, 673,444,123.20 and 254,799,139.20

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Solution

The fourth proportional to 448,962,748.80, 673,444,123.20 and 254,799,139.20 is: 382,198,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,962,748.80 : 673,444,123.20 = 254,799,139.20 : x
  2. Step 2: Convert to fraction form
    448,962,748.80/673,444,123.20 = 254,799,139.20/x
  3. Step 3: Cross multiply
    448,962,748.80x = 673,444,123.20 × 254,799,139.20
  4. Step 4: Simplify right side
    448,962,748.80x = 171,592,982,890,658,752
  5. Step 5: Solve for x
    x = 171,592,982,890,658,752/448,962,748.80
  6. Step 6: Final answer
    x = 382,198,708.80

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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.