Home / 631,589,214.80-947,598,906.36-340,484,468.24

Finding the Fourth Proportional to 631,589,214.80, 947,598,906.36 and 340,484,468.24

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Solution

The fourth proportional to 631,589,214.80, 947,598,906.36 and 340,484,468.24 is: 510,842,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,589,214.80 : 947,598,906.36 = 340,484,468.24 : x
  2. Step 2: Convert to fraction form
    631,589,214.80/947,598,906.36 = 340,484,468.24/x
  3. Step 3: Cross multiply
    631,589,214.80x = 947,598,906.36 × 340,484,468.24
  4. Step 4: Simplify right side
    631,589,214.80x = 322,642,709,736,790,144
  5. Step 5: Solve for x
    x = 322,642,709,736,790,144/631,589,214.80
  6. Step 6: Final answer
    x = 510,842,652.43

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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.