Home / 1,081,530,115.44-1,492,511,956.92-586,492,692.72

Finding the Fourth Proportional to 1,081,530,115.44, 1,492,511,956.92 and 586,492,692.72

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Solution

The fourth proportional to 1,081,530,115.44, 1,492,511,956.92 and 586,492,692.72 is: 809,360,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,530,115.44 : 1,492,511,956.92 = 586,492,692.72 : x
  2. Step 2: Convert to fraction form
    1,081,530,115.44/1,492,511,956.92 = 586,492,692.72/x
  3. Step 3: Cross multiply
    1,081,530,115.44x = 1,492,511,956.92 × 586,492,692.72
  4. Step 4: Simplify right side
    1,081,530,115.44x = 875,347,356,530,807,552
  5. Step 5: Solve for x
    x = 875,347,356,530,807,552/1,081,530,115.44
  6. Step 6: Final answer
    x = 809,360,131.57

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Half scale
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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.