Home / 475,968,887.90-713,577,844.45-300,722,540.07

Finding the Fourth Proportional to 475,968,887.90, 713,577,844.45 and 300,722,540.07

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Solution

The fourth proportional to 475,968,887.90, 713,577,844.45 and 300,722,540.07 is: 450,846,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,968,887.90 : 713,577,844.45 = 300,722,540.07 : x
  2. Step 2: Convert to fraction form
    475,968,887.90/713,577,844.45 = 300,722,540.07/x
  3. Step 3: Cross multiply
    475,968,887.90x = 713,577,844.45 × 300,722,540.07
  4. Step 4: Simplify right side
    475,968,887.90x = 214,588,941,920,679,360
  5. Step 5: Solve for x
    x = 214,588,941,920,679,360/475,968,887.90
  6. Step 6: Final answer
    x = 450,846,572.91

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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.