Home / 163,738,838.13-225,979,410.73-93,191,600.88

Finding the Fourth Proportional to 163,738,838.13, 225,979,410.73 and 93,191,600.88

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Solution

The fourth proportional to 163,738,838.13, 225,979,410.73 and 93,191,600.88 is: 128,615,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,738,838.13 : 225,979,410.73 = 93,191,600.88 : x
  2. Step 2: Convert to fraction form
    163,738,838.13/225,979,410.73 = 93,191,600.88/x
  3. Step 3: Cross multiply
    163,738,838.13x = 225,979,410.73 × 93,191,600.88
  4. Step 4: Simplify right side
    163,738,838.13x = 21,059,383,051,847,748
  5. Step 5: Solve for x
    x = 21,059,383,051,847,748/163,738,838.13
  6. Step 6: Final answer
    x = 128,615,686.37

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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.