Home / 1,468,559,906.40-2,202,202,130.40-485,606,632.80

Finding the Fourth Proportional to 1,468,559,906.40, 2,202,202,130.40 and 485,606,632.80

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Solution

The fourth proportional to 1,468,559,906.40, 2,202,202,130.40 and 485,606,632.80 is: 728,199,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,559,906.40 : 2,202,202,130.40 = 485,606,632.80 : x
  2. Step 2: Convert to fraction form
    1,468,559,906.40/2,202,202,130.40 = 485,606,632.80/x
  3. Step 3: Cross multiply
    1,468,559,906.40x = 2,202,202,130.40 × 485,606,632.80
  4. Step 4: Simplify right side
    1,468,559,906.40x = 1,069,403,961,288,530,560
  5. Step 5: Solve for x
    x = 1,069,403,961,288,530,560/1,468,559,906.40
  6. Step 6: Final answer
    x = 728,199,072.18

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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.