Home / 716,917,093.80-1,075,375,640.70-494,987,332.20

Finding the Fourth Proportional to 716,917,093.80, 1,075,375,640.70 and 494,987,332.20

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Solution

The fourth proportional to 716,917,093.80, 1,075,375,640.70 and 494,987,332.20 is: 742,480,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,917,093.80 : 1,075,375,640.70 = 494,987,332.20 : x
  2. Step 2: Convert to fraction form
    716,917,093.80/1,075,375,640.70 = 494,987,332.20/x
  3. Step 3: Cross multiply
    716,917,093.80x = 1,075,375,640.70 × 494,987,332.20
  4. Step 4: Simplify right side
    716,917,093.80x = 532,297,319,502,958,720
  5. Step 5: Solve for x
    x = 532,297,319,502,958,720/716,917,093.80
  6. Step 6: Final answer
    x = 742,480,998.30

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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.