Home / 432,322,350.39-648,550,710.21-145,175,199.03

Finding the Fourth Proportional to 432,322,350.39, 648,550,710.21 and 145,175,199.03

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Solution

The fourth proportional to 432,322,350.39, 648,550,710.21 and 145,175,199.03 is: 217,785,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,322,350.39 : 648,550,710.21 = 145,175,199.03 : x
  2. Step 2: Convert to fraction form
    432,322,350.39/648,550,710.21 = 145,175,199.03/x
  3. Step 3: Cross multiply
    432,322,350.39x = 648,550,710.21 × 145,175,199.03
  4. Step 4: Simplify right side
    432,322,350.39x = 94,153,478,435,784,608
  5. Step 5: Solve for x
    x = 94,153,478,435,784,608/432,322,350.39
  6. Step 6: Final answer
    x = 217,785,359.35

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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.