Home / 1,075,728,907.70-1,613,593,361.55-922,673,899.70

Finding the Fourth Proportional to 1,075,728,907.70, 1,613,593,361.55 and 922,673,899.70

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Solution

The fourth proportional to 1,075,728,907.70, 1,613,593,361.55 and 922,673,899.70 is: 1,384,010,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,728,907.70 : 1,613,593,361.55 = 922,673,899.70 : x
  2. Step 2: Convert to fraction form
    1,075,728,907.70/1,613,593,361.55 = 922,673,899.70/x
  3. Step 3: Cross multiply
    1,075,728,907.70x = 1,613,593,361.55 × 922,673,899.70
  4. Step 4: Simplify right side
    1,075,728,907.70x = 1,488,820,479,431,370,496
  5. Step 5: Solve for x
    x = 1,488,820,479,431,370,496/1,075,728,907.70
  6. Step 6: Final answer
    x = 1,384,010,849.55

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Half scale
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Double scale
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Similar ratio
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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.