Home / 804,816,015.20-1,207,224,022.80-773,071,272.80

Finding the Fourth Proportional to 804,816,015.20, 1,207,224,022.80 and 773,071,272.80

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Solution

The fourth proportional to 804,816,015.20, 1,207,224,022.80 and 773,071,272.80 is: 1,159,606,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,816,015.20 : 1,207,224,022.80 = 773,071,272.80 : x
  2. Step 2: Convert to fraction form
    804,816,015.20/1,207,224,022.80 = 773,071,272.80/x
  3. Step 3: Cross multiply
    804,816,015.20x = 1,207,224,022.80 × 773,071,272.80
  4. Step 4: Simplify right side
    804,816,015.20x = 933,270,211,860,732,160
  5. Step 5: Solve for x
    x = 933,270,211,860,732,160/804,816,015.20
  6. Step 6: Final answer
    x = 1,159,606,909.20

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1.5x scale

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.