Home / 1,075,557,491.40-1,613,336,237.10-531,361,907.40

Finding the Fourth Proportional to 1,075,557,491.40, 1,613,336,237.10 and 531,361,907.40

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Solution

The fourth proportional to 1,075,557,491.40, 1,613,336,237.10 and 531,361,907.40 is: 797,042,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,557,491.40 : 1,613,336,237.10 = 531,361,907.40 : x
  2. Step 2: Convert to fraction form
    1,075,557,491.40/1,613,336,237.10 = 531,361,907.40/x
  3. Step 3: Cross multiply
    1,075,557,491.40x = 1,613,336,237.10 × 531,361,907.40
  4. Step 4: Simplify right side
    1,075,557,491.40x = 857,265,420,222,994,560
  5. Step 5: Solve for x
    x = 857,265,420,222,994,560/1,075,557,491.40
  6. Step 6: Final answer
    x = 797,042,861.10

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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.