Home / 530,590,232.76-796,028,640.56-162,115,137.48

Finding the Fourth Proportional to 530,590,232.76, 796,028,640.56 and 162,115,137.48

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Solution

The fourth proportional to 530,590,232.76, 796,028,640.56 and 162,115,137.48 is: 243,216,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,590,232.76 : 796,028,640.56 = 162,115,137.48 : x
  2. Step 2: Convert to fraction form
    530,590,232.76/796,028,640.56 = 162,115,137.48/x
  3. Step 3: Cross multiply
    530,590,232.76x = 796,028,640.56 × 162,115,137.48
  4. Step 4: Simplify right side
    530,590,232.76x = 129,048,292,502,401,888
  5. Step 5: Solve for x
    x = 129,048,292,502,401,888/530,590,232.76
  6. Step 6: Final answer
    x = 243,216,487.10

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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.