Home / 474,259,968.50-654,478,756.53-257,204,736.50

Finding the Fourth Proportional to 474,259,968.50, 654,478,756.53 and 257,204,736.50

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Solution

The fourth proportional to 474,259,968.50, 654,478,756.53 and 257,204,736.50 is: 354,942,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,259,968.50 : 654,478,756.53 = 257,204,736.50 : x
  2. Step 2: Convert to fraction form
    474,259,968.50/654,478,756.53 = 257,204,736.50/x
  3. Step 3: Cross multiply
    474,259,968.50x = 654,478,756.53 × 257,204,736.50
  4. Step 4: Simplify right side
    474,259,968.50x = 168,335,036,118,146,304
  5. Step 5: Solve for x
    x = 168,335,036,118,146,304/474,259,968.50
  6. Step 6: Final answer
    x = 354,942,536.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.