Home / 728,639,885.04-1,092,958,978.64-237,352,362.24

Finding the Fourth Proportional to 728,639,885.04, 1,092,958,978.64 and 237,352,362.24

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Solution

The fourth proportional to 728,639,885.04, 1,092,958,978.64 and 237,352,362.24 is: 356,028,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,639,885.04 : 1,092,958,978.64 = 237,352,362.24 : x
  2. Step 2: Convert to fraction form
    728,639,885.04/1,092,958,978.64 = 237,352,362.24/x
  3. Step 3: Cross multiply
    728,639,885.04x = 1,092,958,978.64 × 237,352,362.24
  4. Step 4: Simplify right side
    728,639,885.04x = 259,416,395,411,621,728
  5. Step 5: Solve for x
    x = 259,416,395,411,621,728/728,639,885.04
  6. Step 6: Final answer
    x = 356,028,266.83

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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.