Home / 1,304,733,861.36-1,800,533,022.62-718,022,997.36

Finding the Fourth Proportional to 1,304,733,861.36, 1,800,533,022.62 and 718,022,997.36

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Solution

The fourth proportional to 1,304,733,861.36, 1,800,533,022.62 and 718,022,997.36 is: 990,871,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,733,861.36 : 1,800,533,022.62 = 718,022,997.36 : x
  2. Step 2: Convert to fraction form
    1,304,733,861.36/1,800,533,022.62 = 718,022,997.36/x
  3. Step 3: Cross multiply
    1,304,733,861.36x = 1,800,533,022.62 × 718,022,997.36
  4. Step 4: Simplify right side
    1,304,733,861.36x = 1,292,824,117,743,683,072
  5. Step 5: Solve for x
    x = 1,292,824,117,743,683,072/1,304,733,861.36
  6. Step 6: Final answer
    x = 990,871,898.12

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.