Home / 440,130,820.60-660,196,230.90-236,057,476.60

Finding the Fourth Proportional to 440,130,820.60, 660,196,230.90 and 236,057,476.60

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Solution

The fourth proportional to 440,130,820.60, 660,196,230.90 and 236,057,476.60 is: 354,086,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,130,820.60 : 660,196,230.90 = 236,057,476.60 : x
  2. Step 2: Convert to fraction form
    440,130,820.60/660,196,230.90 = 236,057,476.60/x
  3. Step 3: Cross multiply
    440,130,820.60x = 660,196,230.90 × 236,057,476.60
  4. Step 4: Simplify right side
    440,130,820.60x = 155,844,256,327,084,928
  5. Step 5: Solve for x
    x = 155,844,256,327,084,928/440,130,820.60
  6. Step 6: Final answer
    x = 354,086,214.90

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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.