Home / 353,766,204,972.60-530,649,307,458.90-155,406,914,604.60

Finding the Fourth Proportional to 353,766,204,972.60, 530,649,307,458.90 and 155,406,914,604.60

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Solution

The fourth proportional to 353,766,204,972.60, 530,649,307,458.90 and 155,406,914,604.60 is: 233,110,371,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,766,204,972.60 : 530,649,307,458.90 = 155,406,914,604.60 : x
  2. Step 2: Convert to fraction form
    353,766,204,972.60/530,649,307,458.90 = 155,406,914,604.60/x
  3. Step 3: Cross multiply
    353,766,204,972.60x = 530,649,307,458.90 × 155,406,914,604.60
  4. Step 4: Simplify right side
    353,766,204,972.60x = 82,466,571,609,255,404,634,112
  5. Step 5: Solve for x
    x = 82,466,571,609,255,404,634,112/353,766,204,972.60
  6. Step 6: Final answer
    x = 233,110,371,906.90

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1.5x scale

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.