Home / 452,198,994.33-678,137,970.54-132,676,383.33

Finding the Fourth Proportional to 452,198,994.33, 678,137,970.54 and 132,676,383.33

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Solution

The fourth proportional to 452,198,994.33, 678,137,970.54 and 132,676,383.33 is: 198,967,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,198,994.33 : 678,137,970.54 = 132,676,383.33 : x
  2. Step 2: Convert to fraction form
    452,198,994.33/678,137,970.54 = 132,676,383.33/x
  3. Step 3: Cross multiply
    452,198,994.33x = 678,137,970.54 × 132,676,383.33
  4. Step 4: Simplify right side
    452,198,994.33x = 89,972,893,329,993,280
  5. Step 5: Solve for x
    x = 89,972,893,329,993,280/452,198,994.33
  6. Step 6: Final answer
    x = 198,967,477.72

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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.