Home / 254,923,018.86-382,383,945.02-109,262,131.50

Finding the Fourth Proportional to 254,923,018.86, 382,383,945.02 and 109,262,131.50

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Solution

The fourth proportional to 254,923,018.86, 382,383,945.02 and 109,262,131.50 is: 163,892,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,923,018.86 : 382,383,945.02 = 109,262,131.50 : x
  2. Step 2: Convert to fraction form
    254,923,018.86/382,383,945.02 = 109,262,131.50/x
  3. Step 3: Cross multiply
    254,923,018.86x = 382,383,945.02 × 109,262,131.50
  4. Step 4: Simplify right side
    254,923,018.86x = 41,780,084,884,264,008
  5. Step 5: Solve for x
    x = 41,780,084,884,264,008/254,923,018.86
  6. Step 6: Final answer
    x = 163,892,947.26

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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.