Home / 101,997,098.16-140,751,887.40-55,586,353.20

Finding the Fourth Proportional to 101,997,098.16, 140,751,887.40 and 55,586,353.20

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Solution

The fourth proportional to 101,997,098.16, 140,751,887.40 and 55,586,353.20 is: 76,706,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,997,098.16 : 140,751,887.40 = 55,586,353.20 : x
  2. Step 2: Convert to fraction form
    101,997,098.16/140,751,887.40 = 55,586,353.20/x
  3. Step 3: Cross multiply
    101,997,098.16x = 140,751,887.40 × 55,586,353.20
  4. Step 4: Simplify right side
    101,997,098.16x = 7,823,884,126,583,030
  5. Step 5: Solve for x
    x = 7,823,884,126,583,030/101,997,098.16
  6. Step 6: Final answer
    x = 76,706,928.61

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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.