Home / 605,110,461.50-835,437,995.22-493,866,657.23

Finding the Fourth Proportional to 605,110,461.50, 835,437,995.22 and 493,866,657.23

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Solution

The fourth proportional to 605,110,461.50, 835,437,995.22 and 493,866,657.23 is: 681,850,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,110,461.50 : 835,437,995.22 = 493,866,657.23 : x
  2. Step 2: Convert to fraction form
    605,110,461.50/835,437,995.22 = 493,866,657.23/x
  3. Step 3: Cross multiply
    605,110,461.50x = 835,437,995.22 × 493,866,657.23
  4. Step 4: Simplify right side
    605,110,461.50x = 412,594,970,019,908,928
  5. Step 5: Solve for x
    x = 412,594,970,019,908,928/605,110,461.50
  6. Step 6: Final answer
    x = 681,850,664.08

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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.