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Finding the Fourth Proportional to 1,062,885,183.70, 1,594,327,775.55 and 938,049,692.80

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Solution

The fourth proportional to 1,062,885,183.70, 1,594,327,775.55 and 938,049,692.80 is: 1,407,074,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,885,183.70 : 1,594,327,775.55 = 938,049,692.80 : x
  2. Step 2: Convert to fraction form
    1,062,885,183.70/1,594,327,775.55 = 938,049,692.80/x
  3. Step 3: Cross multiply
    1,062,885,183.70x = 1,594,327,775.55 × 938,049,692.80
  4. Step 4: Simplify right side
    1,062,885,183.70x = 1,495,558,680,077,184,768
  5. Step 5: Solve for x
    x = 1,495,558,680,077,184,768/1,062,885,183.70
  6. Step 6: Final answer
    x = 1,407,074,539.20

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Double scale
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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.