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Finding the Fourth Proportional to 101,398,789.83, 152,059,999.71 and 36,686,597.07

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Solution

The fourth proportional to 101,398,789.83, 152,059,999.71 and 36,686,597.07 is: 55,016,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,398,789.83 : 152,059,999.71 = 36,686,597.07 : x
  2. Step 2: Convert to fraction form
    101,398,789.83/152,059,999.71 = 36,686,597.07/x
  3. Step 3: Cross multiply
    101,398,789.83x = 152,059,999.71 × 36,686,597.07
  4. Step 4: Simplify right side
    101,398,789.83x = 5,578,563,939,825,087
  5. Step 5: Solve for x
    x = 5,578,563,939,825,087/101,398,789.83
  6. Step 6: Final answer
    x = 55,016,080.07

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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.