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Finding the Fourth Proportional to 157,714,278.90, 236,571,418.36 and 157,714,278.90

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Solution

The fourth proportional to 157,714,278.90, 236,571,418.36 and 157,714,278.90 is: 236,571,418.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,714,278.90 : 236,571,418.36 = 157,714,278.90 : x
  2. Step 2: Convert to fraction form
    157,714,278.90/236,571,418.36 = 157,714,278.90/x
  3. Step 3: Cross multiply
    157,714,278.90x = 236,571,418.36 × 157,714,278.90
  4. Step 4: Simplify right side
    157,714,278.90x = 37,310,690,654,997,624
  5. Step 5: Solve for x
    x = 37,310,690,654,997,624/157,714,278.90
  6. Step 6: Final answer
    x = 236,571,418.36

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1.5x scale

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.