Home / 40,809,438,134.40-61,214,157,201.60-38,484,915,200.40

Finding the Fourth Proportional to 40,809,438,134.40, 61,214,157,201.60 and 38,484,915,200.40

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Solution

The fourth proportional to 40,809,438,134.40, 61,214,157,201.60 and 38,484,915,200.40 is: 57,727,372,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,809,438,134.40 : 61,214,157,201.60 = 38,484,915,200.40 : x
  2. Step 2: Convert to fraction form
    40,809,438,134.40/61,214,157,201.60 = 38,484,915,200.40/x
  3. Step 3: Cross multiply
    40,809,438,134.40x = 61,214,157,201.60 × 38,484,915,200.40
  4. Step 4: Simplify right side
    40,809,438,134.40x = 2,355,821,648,967,530,971,136
  5. Step 5: Solve for x
    x = 2,355,821,648,967,530,971,136/40,809,438,134.40
  6. Step 6: Final answer
    x = 57,727,372,800.60

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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.