Home / 20,906,726,487.40-31,360,089,731.10-16,172,224,906.60

Finding the Fourth Proportional to 20,906,726,487.40, 31,360,089,731.10 and 16,172,224,906.60

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Solution

The fourth proportional to 20,906,726,487.40, 31,360,089,731.10 and 16,172,224,906.60 is: 24,258,337,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,906,726,487.40 : 31,360,089,731.10 = 16,172,224,906.60 : x
  2. Step 2: Convert to fraction form
    20,906,726,487.40/31,360,089,731.10 = 16,172,224,906.60/x
  3. Step 3: Cross multiply
    20,906,726,487.40x = 31,360,089,731.10 × 16,172,224,906.60
  4. Step 4: Simplify right side
    20,906,726,487.40x = 507,162,424,222,506,287,104
  5. Step 5: Solve for x
    x = 507,162,424,222,506,287,104/20,906,726,487.40
  6. Step 6: Final answer
    x = 24,258,337,359.90

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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.