Home / 169,427,071.44-254,248,094.88-72,383,509.08

Finding the Fourth Proportional to 169,427,071.44, 254,248,094.88 and 72,383,509.08

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Solution

The fourth proportional to 169,427,071.44, 254,248,094.88 and 72,383,509.08 is: 108,621,185.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,427,071.44 : 254,248,094.88 = 72,383,509.08 : x
  2. Step 2: Convert to fraction form
    169,427,071.44/254,248,094.88 = 72,383,509.08/x
  3. Step 3: Cross multiply
    169,427,071.44x = 254,248,094.88 × 72,383,509.08
  4. Step 4: Simplify right side
    169,427,071.44x = 18,403,369,284,319,180
  5. Step 5: Solve for x
    x = 18,403,369,284,319,180/169,427,071.44
  6. Step 6: Final answer
    x = 108,621,185.08

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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.