Home / 443,232,193.80-664,848,290.70-268,636,110.60

Finding the Fourth Proportional to 443,232,193.80, 664,848,290.70 and 268,636,110.60

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Solution

The fourth proportional to 443,232,193.80, 664,848,290.70 and 268,636,110.60 is: 402,954,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,193.80 : 664,848,290.70 = 268,636,110.60 : x
  2. Step 2: Convert to fraction form
    443,232,193.80/664,848,290.70 = 268,636,110.60/x
  3. Step 3: Cross multiply
    443,232,193.80x = 664,848,290.70 × 268,636,110.60
  4. Step 4: Simplify right side
    443,232,193.80x = 178,602,258,952,706,176
  5. Step 5: Solve for x
    x = 178,602,258,952,706,176/443,232,193.80
  6. Step 6: Final answer
    x = 402,954,165.90

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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.