Home / 432,158,723.81-648,341,212.31-141,026,388.24

Finding the Fourth Proportional to 432,158,723.81, 648,341,212.31 and 141,026,388.24

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Solution

The fourth proportional to 432,158,723.81, 648,341,212.31 and 141,026,388.24 is: 211,573,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,158,723.81 : 648,341,212.31 = 141,026,388.24 : x
  2. Step 2: Convert to fraction form
    432,158,723.81/648,341,212.31 = 141,026,388.24/x
  3. Step 3: Cross multiply
    432,158,723.81x = 648,341,212.31 × 141,026,388.24
  4. Step 4: Simplify right side
    432,158,723.81x = 91,433,219,519,222,320
  5. Step 5: Solve for x
    x = 91,433,219,519,222,320/432,158,723.81
  6. Step 6: Final answer
    x = 211,573,235.67

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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.