Home / 641,031,960.56-956,158,381.94-582,183,505.72

Finding the Fourth Proportional to 641,031,960.56, 956,158,381.94 and 582,183,505.72

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Solution

The fourth proportional to 641,031,960.56, 956,158,381.94 and 582,183,505.72 is: 868,380,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,031,960.56 : 956,158,381.94 = 582,183,505.72 : x
  2. Step 2: Convert to fraction form
    641,031,960.56/956,158,381.94 = 582,183,505.72/x
  3. Step 3: Cross multiply
    641,031,960.56x = 956,158,381.94 × 582,183,505.72
  4. Step 4: Simplify right side
    641,031,960.56x = 556,659,638,819,676,224
  5. Step 5: Solve for x
    x = 556,659,638,819,676,224/641,031,960.56
  6. Step 6: Final answer
    x = 868,380,475.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.