Home / 231,787,778,459.20-347,681,667,688.80-82,732,608,001.60

Finding the Fourth Proportional to 231,787,778,459.20, 347,681,667,688.80 and 82,732,608,001.60

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Solution

The fourth proportional to 231,787,778,459.20, 347,681,667,688.80 and 82,732,608,001.60 is: 124,098,912,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,778,459.20 : 347,681,667,688.80 = 82,732,608,001.60 : x
  2. Step 2: Convert to fraction form
    231,787,778,459.20/347,681,667,688.80 = 82,732,608,001.60/x
  3. Step 3: Cross multiply
    231,787,778,459.20x = 347,681,667,688.80 × 82,732,608,001.60
  4. Step 4: Simplify right side
    231,787,778,459.20x = 28,764,611,122,240,046,497,792
  5. Step 5: Solve for x
    x = 28,764,611,122,240,046,497,792/231,787,778,459.20
  6. Step 6: Final answer
    x = 124,098,912,002.40

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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.