Home / 550,608,163.23-759,854,928.74-299,728,734.51

Finding the Fourth Proportional to 550,608,163.23, 759,854,928.74 and 299,728,734.51

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Solution

The fourth proportional to 550,608,163.23, 759,854,928.74 and 299,728,734.51 is: 413,634,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,608,163.23 : 759,854,928.74 = 299,728,734.51 : x
  2. Step 2: Convert to fraction form
    550,608,163.23/759,854,928.74 = 299,728,734.51/x
  3. Step 3: Cross multiply
    550,608,163.23x = 759,854,928.74 × 299,728,734.51
  4. Step 4: Simplify right side
    550,608,163.23x = 227,750,356,200,927,776
  5. Step 5: Solve for x
    x = 227,750,356,200,927,776/550,608,163.23
  6. Step 6: Final answer
    x = 413,634,180.19

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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.