Home / 149,485,989.60-224,228,984.40-137,392,754.40

Finding the Fourth Proportional to 149,485,989.60, 224,228,984.40 and 137,392,754.40

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Solution

The fourth proportional to 149,485,989.60, 224,228,984.40 and 137,392,754.40 is: 206,089,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,485,989.60 : 224,228,984.40 = 137,392,754.40 : x
  2. Step 2: Convert to fraction form
    149,485,989.60/224,228,984.40 = 137,392,754.40/x
  3. Step 3: Cross multiply
    149,485,989.60x = 224,228,984.40 × 137,392,754.40
  4. Step 4: Simplify right side
    149,485,989.60x = 30,807,437,783,030,632
  5. Step 5: Solve for x
    x = 30,807,437,783,030,632/149,485,989.60
  6. Step 6: Final answer
    x = 206,089,131.60

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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.