Home / 1,135,075,953.57-1,566,404,123.09-613,555,185.57

Finding the Fourth Proportional to 1,135,075,953.57, 1,566,404,123.09 and 613,555,185.57

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Solution

The fourth proportional to 1,135,075,953.57, 1,566,404,123.09 and 613,555,185.57 is: 846,705,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,075,953.57 : 1,566,404,123.09 = 613,555,185.57 : x
  2. Step 2: Convert to fraction form
    1,135,075,953.57/1,566,404,123.09 = 613,555,185.57/x
  3. Step 3: Cross multiply
    1,135,075,953.57x = 1,566,404,123.09 × 613,555,185.57
  4. Step 4: Simplify right side
    1,135,075,953.57x = 961,075,372,417,030,400
  5. Step 5: Solve for x
    x = 961,075,372,417,030,400/1,135,075,953.57
  6. Step 6: Final answer
    x = 846,705,781.58

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Double scale
Find fourth proportional to 1,135,075,954.57, 1,566,404,124.47 and 613,555,186.57
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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.