Home / 227,029,832,722.81-313,153,545,525.60-145,610,692,909.21

Finding the Fourth Proportional to 227,029,832,722.81, 313,153,545,525.60 and 145,610,692,909.21

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Solution

The fourth proportional to 227,029,832,722.81, 313,153,545,525.60 and 145,610,692,909.21 is: 200,848,074,475.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,029,832,722.81 : 313,153,545,525.60 = 145,610,692,909.21 : x
  2. Step 2: Convert to fraction form
    227,029,832,722.81/313,153,545,525.60 = 145,610,692,909.21/x
  3. Step 3: Cross multiply
    227,029,832,722.81x = 313,153,545,525.60 × 145,610,692,909.21
  4. Step 4: Simplify right side
    227,029,832,722.81x = 45,598,504,750,958,447,165,440
  5. Step 5: Solve for x
    x = 45,598,504,750,958,447,165,440/227,029,832,722.81
  6. Step 6: Final answer
    x = 200,848,074,475.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.