Home / 320,031,025.70-480,046,538.55-314,929,192.10

Finding the Fourth Proportional to 320,031,025.70, 480,046,538.55 and 314,929,192.10

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Solution

The fourth proportional to 320,031,025.70, 480,046,538.55 and 314,929,192.10 is: 472,393,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,031,025.70 : 480,046,538.55 = 314,929,192.10 : x
  2. Step 2: Convert to fraction form
    320,031,025.70/480,046,538.55 = 314,929,192.10/x
  3. Step 3: Cross multiply
    320,031,025.70x = 480,046,538.55 × 314,929,192.10
  4. Step 4: Simplify right side
    320,031,025.70x = 151,180,668,555,953,024
  5. Step 5: Solve for x
    x = 151,180,668,555,953,024/320,031,025.70
  6. Step 6: Final answer
    x = 472,393,788.15

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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.