Home / 330,749,509.78-456,440,127.24-180,046,498.24

Finding the Fourth Proportional to 330,749,509.78, 456,440,127.24 and 180,046,498.24

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Solution

The fourth proportional to 330,749,509.78, 456,440,127.24 and 180,046,498.24 is: 248,467,326.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,749,509.78 : 456,440,127.24 = 180,046,498.24 : x
  2. Step 2: Convert to fraction form
    330,749,509.78/456,440,127.24 = 180,046,498.24/x
  3. Step 3: Cross multiply
    330,749,509.78x = 456,440,127.24 × 180,046,498.24
  4. Step 4: Simplify right side
    330,749,509.78x = 82,180,446,565,782,048
  5. Step 5: Solve for x
    x = 82,180,446,565,782,048/330,749,509.78
  6. Step 6: Final answer
    x = 248,467,326.89

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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.