Home / 109,214,975.16-163,759,083.48-51,706,760.40

Finding the Fourth Proportional to 109,214,975.16, 163,759,083.48 and 51,706,760.40

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Solution

The fourth proportional to 109,214,975.16, 163,759,083.48 and 51,706,760.40 is: 77,530,134.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,214,975.16 : 163,759,083.48 = 51,706,760.40 : x
  2. Step 2: Convert to fraction form
    109,214,975.16/163,759,083.48 = 51,706,760.40/x
  3. Step 3: Cross multiply
    109,214,975.16x = 163,759,083.48 × 51,706,760.40
  4. Step 4: Simplify right side
    109,214,975.16x = 8,467,451,692,823,957
  5. Step 5: Solve for x
    x = 8,467,451,692,823,957/109,214,975.16
  6. Step 6: Final answer
    x = 77,530,134.31

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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.