Home / 417,467,024.20-626,200,536.30-393,658,467.40

Finding the Fourth Proportional to 417,467,024.20, 626,200,536.30 and 393,658,467.40

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Solution

The fourth proportional to 417,467,024.20, 626,200,536.30 and 393,658,467.40 is: 590,487,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,467,024.20 : 626,200,536.30 = 393,658,467.40 : x
  2. Step 2: Convert to fraction form
    417,467,024.20/626,200,536.30 = 393,658,467.40/x
  3. Step 3: Cross multiply
    417,467,024.20x = 626,200,536.30 × 393,658,467.40
  4. Step 4: Simplify right side
    417,467,024.20x = 246,509,143,404,916,032
  5. Step 5: Solve for x
    x = 246,509,143,404,916,032/417,467,024.20
  6. Step 6: Final answer
    x = 590,487,701.10

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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.