Home / 1,256,529,945.24-1,734,199,839.45-954,618,440.01

Finding the Fourth Proportional to 1,256,529,945.24, 1,734,199,839.45 and 954,618,440.01

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Solution

The fourth proportional to 1,256,529,945.24, 1,734,199,839.45 and 954,618,440.01 is: 1,317,516,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,529,945.24 : 1,734,199,839.45 = 954,618,440.01 : x
  2. Step 2: Convert to fraction form
    1,256,529,945.24/1,734,199,839.45 = 954,618,440.01/x
  3. Step 3: Cross multiply
    1,256,529,945.24x = 1,734,199,839.45 × 954,618,440.01
  4. Step 4: Simplify right side
    1,256,529,945.24x = 1,655,499,145,401,351,424
  5. Step 5: Solve for x
    x = 1,655,499,145,401,351,424/1,256,529,945.24
  6. Step 6: Final answer
    x = 1,317,516,666.97

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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.