Home / 151,714,889.69-209,366,548.04-82,100,270.54

Finding the Fourth Proportional to 151,714,889.69, 209,366,548.04 and 82,100,270.54

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Solution

The fourth proportional to 151,714,889.69, 209,366,548.04 and 82,100,270.54 is: 113,298,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,714,889.69 : 209,366,548.04 = 82,100,270.54 : x
  2. Step 2: Convert to fraction form
    151,714,889.69/209,366,548.04 = 82,100,270.54/x
  3. Step 3: Cross multiply
    151,714,889.69x = 209,366,548.04 × 82,100,270.54
  4. Step 4: Simplify right side
    151,714,889.69x = 17,189,050,236,838,574
  5. Step 5: Solve for x
    x = 17,189,050,236,838,574/151,714,889.69
  6. Step 6: Final answer
    x = 113,298,373.50

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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.