Home / 219,296,058.48-302,628,915.88-120,161,054.32

Finding the Fourth Proportional to 219,296,058.48, 302,628,915.88 and 120,161,054.32

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Solution

The fourth proportional to 219,296,058.48, 302,628,915.88 and 120,161,054.32 is: 165,822,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,296,058.48 : 302,628,915.88 = 120,161,054.32 : x
  2. Step 2: Convert to fraction form
    219,296,058.48/302,628,915.88 = 120,161,054.32/x
  3. Step 3: Cross multiply
    219,296,058.48x = 302,628,915.88 × 120,161,054.32
  4. Step 4: Simplify right side
    219,296,058.48x = 36,364,209,599,859,384
  5. Step 5: Solve for x
    x = 36,364,209,599,859,384/219,296,058.48
  6. Step 6: Final answer
    x = 165,822,449.58

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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.