Home / 275,219,615.08-379,803,143.46-151,460,272.36

Finding the Fourth Proportional to 275,219,615.08, 379,803,143.46 and 151,460,272.36

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Solution

The fourth proportional to 275,219,615.08, 379,803,143.46 and 151,460,272.36 is: 209,015,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,219,615.08 : 379,803,143.46 = 151,460,272.36 : x
  2. Step 2: Convert to fraction form
    275,219,615.08/379,803,143.46 = 151,460,272.36/x
  3. Step 3: Cross multiply
    275,219,615.08x = 379,803,143.46 × 151,460,272.36
  4. Step 4: Simplify right side
    275,219,615.08x = 57,525,087,551,635,752
  5. Step 5: Solve for x
    x = 57,525,087,551,635,752/275,219,615.08
  6. Step 6: Final answer
    x = 209,015,216.94

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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.