Home / 432,158,993.60-648,341,616-141,026,657.60

Finding the Fourth Proportional to 432,158,993.60, 648,341,616 and 141,026,657.60

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Solution

The fourth proportional to 432,158,993.60, 648,341,616 and 141,026,657.60 is: 211,573,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,158,993.60 : 648,341,616 = 141,026,657.60 : x
  2. Step 2: Convert to fraction form
    432,158,993.60/648,341,616 = 141,026,657.60/x
  3. Step 3: Cross multiply
    432,158,993.60x = 648,341,616 × 141,026,657.60
  4. Step 4: Simplify right side
    432,158,993.60x = 91,433,451,087,462,672
  5. Step 5: Solve for x
    x = 91,433,451,087,462,672/432,158,993.60
  6. Step 6: Final answer
    x = 211,573,639.43

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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.