Home / 448,412,939,193.84-618,811,495,455.96-242,647,179,586.80

Finding the Fourth Proportional to 448,412,939,193.84, 618,811,495,455.96 and 242,647,179,586.80

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Solution

The fourth proportional to 448,412,939,193.84, 618,811,495,455.96 and 242,647,179,586.80 is: 334,853,994,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,412,939,193.84 : 618,811,495,455.96 = 242,647,179,586.80 : x
  2. Step 2: Convert to fraction form
    448,412,939,193.84/618,811,495,455.96 = 242,647,179,586.80/x
  3. Step 3: Cross multiply
    448,412,939,193.84x = 618,811,495,455.96 × 242,647,179,586.80
  4. Step 4: Simplify right side
    448,412,939,193.84x = 150,152,864,068,278,587,228,160
  5. Step 5: Solve for x
    x = 150,152,864,068,278,587,228,160/448,412,939,193.84
  6. Step 6: Final answer
    x = 334,853,994,932.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.