Home / 395,008,266,767.22-545,110,984,623.55-214,567,308,844.01

Finding the Fourth Proportional to 395,008,266,767.22, 545,110,984,623.55 and 214,567,308,844.01

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Solution

The fourth proportional to 395,008,266,767.22, 545,110,984,623.55 and 214,567,308,844.01 is: 296,102,656,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,008,266,767.22 : 545,110,984,623.55 = 214,567,308,844.01 : x
  2. Step 2: Convert to fraction form
    395,008,266,767.22/545,110,984,623.55 = 214,567,308,844.01/x
  3. Step 3: Cross multiply
    395,008,266,767.22x = 545,110,984,623.55 × 214,567,308,844.01
  4. Step 4: Simplify right side
    395,008,266,767.22x = 116,962,996,991,983,639,068,672
  5. Step 5: Solve for x
    x = 116,962,996,991,983,639,068,672/395,008,266,767.22
  6. Step 6: Final answer
    x = 296,102,656,152.54

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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.