Home / 432,233,256.81-648,608,102.03-397,067,153.64

Finding the Fourth Proportional to 432,233,256.81, 648,608,102.03 and 397,067,153.64

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Solution

The fourth proportional to 432,233,256.81, 648,608,102.03 and 397,067,153.64 is: 595,837,938.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,233,256.81 : 648,608,102.03 = 397,067,153.64 : x
  2. Step 2: Convert to fraction form
    432,233,256.81/648,608,102.03 = 397,067,153.64/x
  3. Step 3: Cross multiply
    432,233,256.81x = 648,608,102.03 × 397,067,153.64
  4. Step 4: Simplify right side
    432,233,256.81x = 257,540,972,899,455,232
  5. Step 5: Solve for x
    x = 257,540,972,899,455,232/432,233,256.81
  6. Step 6: Final answer
    x = 595,837,938.98

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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.