Home / 370,279,033.76-510,965,537.10-211,477,937.06

Finding the Fourth Proportional to 370,279,033.76, 510,965,537.10 and 211,477,937.06

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Solution

The fourth proportional to 370,279,033.76, 510,965,537.10 and 211,477,937.06 is: 291,828,399.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,279,033.76 : 510,965,537.10 = 211,477,937.06 : x
  2. Step 2: Convert to fraction form
    370,279,033.76/510,965,537.10 = 211,477,937.06/x
  3. Step 3: Cross multiply
    370,279,033.76x = 510,965,537.10 × 211,477,937.06
  4. Step 4: Simplify right side
    370,279,033.76x = 108,057,937,694,662,896
  5. Step 5: Solve for x
    x = 108,057,937,694,662,896/370,279,033.76
  6. Step 6: Final answer
    x = 291,828,399.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.