Home / 1,889,613,815.70-2,834,420,723.55-528,005,111.70

Finding the Fourth Proportional to 1,889,613,815.70, 2,834,420,723.55 and 528,005,111.70

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Solution

The fourth proportional to 1,889,613,815.70, 2,834,420,723.55 and 528,005,111.70 is: 792,007,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,613,815.70 : 2,834,420,723.55 = 528,005,111.70 : x
  2. Step 2: Convert to fraction form
    1,889,613,815.70/2,834,420,723.55 = 528,005,111.70/x
  3. Step 3: Cross multiply
    1,889,613,815.70x = 2,834,420,723.55 × 528,005,111.70
  4. Step 4: Simplify right side
    1,889,613,815.70x = 1,496,588,630,742,812,672
  5. Step 5: Solve for x
    x = 1,496,588,630,742,812,672/1,889,613,815.70
  6. Step 6: Final answer
    x = 792,007,667.55

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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.