Home / 641,031,932.34-956,158,339.98-582,183,477.51

Finding the Fourth Proportional to 641,031,932.34, 956,158,339.98 and 582,183,477.51

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Solution

The fourth proportional to 641,031,932.34, 956,158,339.98 and 582,183,477.51 is: 868,380,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,031,932.34 : 956,158,339.98 = 582,183,477.51 : x
  2. Step 2: Convert to fraction form
    641,031,932.34/956,158,339.98 = 582,183,477.51/x
  3. Step 3: Cross multiply
    641,031,932.34x = 956,158,339.98 × 582,183,477.51
  4. Step 4: Simplify right side
    641,031,932.34x = 556,659,587,419,745,280
  5. Step 5: Solve for x
    x = 556,659,587,419,745,280/641,031,932.34
  6. Step 6: Final answer
    x = 868,380,433.70

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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.