Home / 974,320,887.23-1,461,493,288.27-644,439,515.30

Finding the Fourth Proportional to 974,320,887.23, 1,461,493,288.27 and 644,439,515.30

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Solution

The fourth proportional to 974,320,887.23, 1,461,493,288.27 and 644,439,515.30 is: 966,667,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,320,887.23 : 1,461,493,288.27 = 644,439,515.30 : x
  2. Step 2: Convert to fraction form
    974,320,887.23/1,461,493,288.27 = 644,439,515.30/x
  3. Step 3: Cross multiply
    974,320,887.23x = 1,461,493,288.27 × 644,439,515.30
  4. Step 4: Simplify right side
    974,320,887.23x = 941,844,026,312,186,880
  5. Step 5: Solve for x
    x = 941,844,026,312,186,880/974,320,887.23
  6. Step 6: Final answer
    x = 966,667,181.88

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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.