Home / 196,592,664.80-294,512,984.40-105,686,040.80

Finding the Fourth Proportional to 196,592,664.80, 294,512,984.40 and 105,686,040.80

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Solution

The fourth proportional to 196,592,664.80, 294,512,984.40 and 105,686,040.80 is: 158,326,920.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,592,664.80 : 294,512,984.40 = 105,686,040.80 : x
  2. Step 2: Convert to fraction form
    196,592,664.80/294,512,984.40 = 105,686,040.80/x
  3. Step 3: Cross multiply
    196,592,664.80x = 294,512,984.40 × 105,686,040.80
  4. Step 4: Simplify right side
    196,592,664.80x = 31,125,911,285,428,160
  5. Step 5: Solve for x
    x = 31,125,911,285,428,160/196,592,664.80
  6. Step 6: Final answer
    x = 158,326,920.88

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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.