Home / 950,976,019.20-1,426,464,028.80-618,081,376.80

Finding the Fourth Proportional to 950,976,019.20, 1,426,464,028.80 and 618,081,376.80

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Solution

The fourth proportional to 950,976,019.20, 1,426,464,028.80 and 618,081,376.80 is: 927,122,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,976,019.20 : 1,426,464,028.80 = 618,081,376.80 : x
  2. Step 2: Convert to fraction form
    950,976,019.20/1,426,464,028.80 = 618,081,376.80/x
  3. Step 3: Cross multiply
    950,976,019.20x = 1,426,464,028.80 × 618,081,376.80
  4. Step 4: Simplify right side
    950,976,019.20x = 881,670,850,876,378,752
  5. Step 5: Solve for x
    x = 881,670,850,876,378,752/950,976,019.20
  6. Step 6: Final answer
    x = 927,122,065.20

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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.