Home / 1,133,786,690.30-1,700,680,035.45-859,673,359.10

Finding the Fourth Proportional to 1,133,786,690.30, 1,700,680,035.45 and 859,673,359.10

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Solution

The fourth proportional to 1,133,786,690.30, 1,700,680,035.45 and 859,673,359.10 is: 1,289,510,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,786,690.30 : 1,700,680,035.45 = 859,673,359.10 : x
  2. Step 2: Convert to fraction form
    1,133,786,690.30/1,700,680,035.45 = 859,673,359.10/x
  3. Step 3: Cross multiply
    1,133,786,690.30x = 1,700,680,035.45 × 859,673,359.10
  4. Step 4: Simplify right side
    1,133,786,690.30x = 1,462,029,318,829,608,704
  5. Step 5: Solve for x
    x = 1,462,029,318,829,608,704/1,133,786,690.30
  6. Step 6: Final answer
    x = 1,289,510,038.65

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Double scale
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Similar ratio
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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.