Home / 1,004,028,738.45-1,506,043,107.69-711,311,035.65

Finding the Fourth Proportional to 1,004,028,738.45, 1,506,043,107.69 and 711,311,035.65

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Solution

The fourth proportional to 1,004,028,738.45, 1,506,043,107.69 and 711,311,035.65 is: 1,066,966,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,028,738.45 : 1,506,043,107.69 = 711,311,035.65 : x
  2. Step 2: Convert to fraction form
    1,004,028,738.45/1,506,043,107.69 = 711,311,035.65/x
  3. Step 3: Cross multiply
    1,004,028,738.45x = 1,506,043,107.69 × 711,311,035.65
  4. Step 4: Simplify right side
    1,004,028,738.45x = 1,071,265,082,664,518,400
  5. Step 5: Solve for x
    x = 1,071,265,082,664,518,400/1,004,028,738.45
  6. Step 6: Final answer
    x = 1,066,966,553.49

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Half scale
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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.