Home / 348,058,785.72-522,080,594.48-163,724,087.88

Finding the Fourth Proportional to 348,058,785.72, 522,080,594.48 and 163,724,087.88

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Solution

The fourth proportional to 348,058,785.72, 522,080,594.48 and 163,724,087.88 is: 245,582,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,058,785.72 : 522,080,594.48 = 163,724,087.88 : x
  2. Step 2: Convert to fraction form
    348,058,785.72/522,080,594.48 = 163,724,087.88/x
  3. Step 3: Cross multiply
    348,058,785.72x = 522,080,594.48 × 163,724,087.88
  4. Step 4: Simplify right side
    348,058,785.72x = 85,477,169,131,086,160
  5. Step 5: Solve for x
    x = 85,477,169,131,086,160/348,058,785.72
  6. Step 6: Final answer
    x = 245,582,564.32

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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.