Home / 1,454,933,556.09-2,007,809,112.96-785,878,597.89

Finding the Fourth Proportional to 1,454,933,556.09, 2,007,809,112.96 and 785,878,597.89

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Solution

The fourth proportional to 1,454,933,556.09, 2,007,809,112.96 and 785,878,597.89 is: 1,084,512,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,933,556.09 : 2,007,809,112.96 = 785,878,597.89 : x
  2. Step 2: Convert to fraction form
    1,454,933,556.09/2,007,809,112.96 = 785,878,597.89/x
  3. Step 3: Cross multiply
    1,454,933,556.09x = 2,007,809,112.96 × 785,878,597.89
  4. Step 4: Simplify right side
    1,454,933,556.09x = 1,577,894,210,523,769,344
  5. Step 5: Solve for x
    x = 1,577,894,210,523,769,344/1,454,933,556.09
  6. Step 6: Final answer
    x = 1,084,512,900.21

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Double scale
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1.5x scale

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.