Home / 2,590,767,408.76-3,886,162,443.17-820,146,773.27

Finding the Fourth Proportional to 2,590,767,408.76, 3,886,162,443.17 and 820,146,773.27

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Solution

The fourth proportional to 2,590,767,408.76, 3,886,162,443.17 and 820,146,773.27 is: 1,230,223,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,767,408.76 : 3,886,162,443.17 = 820,146,773.27 : x
  2. Step 2: Convert to fraction form
    2,590,767,408.76/3,886,162,443.17 = 820,146,773.27/x
  3. Step 3: Cross multiply
    2,590,767,408.76x = 3,886,162,443.17 × 820,146,773.27
  4. Step 4: Simplify right side
    2,590,767,408.76x = 3,187,223,588,168,935,424
  5. Step 5: Solve for x
    x = 3,187,223,588,168,935,424/2,590,767,408.76
  6. Step 6: Final answer
    x = 1,230,223,746.60

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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.