Home / 1,135,304,005.70-1,702,956,008.55-1,012,859,999.30

Finding the Fourth Proportional to 1,135,304,005.70, 1,702,956,008.55 and 1,012,859,999.30

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Solution

The fourth proportional to 1,135,304,005.70, 1,702,956,008.55 and 1,012,859,999.30 is: 1,519,289,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,304,005.70 : 1,702,956,008.55 = 1,012,859,999.30 : x
  2. Step 2: Convert to fraction form
    1,135,304,005.70/1,702,956,008.55 = 1,012,859,999.30/x
  3. Step 3: Cross multiply
    1,135,304,005.70x = 1,702,956,008.55 × 1,012,859,999.30
  4. Step 4: Simplify right side
    1,135,304,005.70x = 1,724,856,021,627,883,776
  5. Step 5: Solve for x
    x = 1,724,856,021,627,883,776/1,135,304,005.70
  6. Step 6: Final answer
    x = 1,519,289,998.95

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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.