Home / 440,130,748.60-660,196,122.90-236,057,404.60

Finding the Fourth Proportional to 440,130,748.60, 660,196,122.90 and 236,057,404.60

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Solution

The fourth proportional to 440,130,748.60, 660,196,122.90 and 236,057,404.60 is: 354,086,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,130,748.60 : 660,196,122.90 = 236,057,404.60 : x
  2. Step 2: Convert to fraction form
    440,130,748.60/660,196,122.90 = 236,057,404.60/x
  3. Step 3: Cross multiply
    440,130,748.60x = 660,196,122.90 × 236,057,404.60
  4. Step 4: Simplify right side
    440,130,748.60x = 155,844,183,298,756,608
  5. Step 5: Solve for x
    x = 155,844,183,298,756,608/440,130,748.60
  6. Step 6: Final answer
    x = 354,086,106.90

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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.