Home / 86,056,201.50-118,757,560.50-47,425,033.50

Finding the Fourth Proportional to 86,056,201.50, 118,757,560.50 and 47,425,033.50

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Solution

The fourth proportional to 86,056,201.50, 118,757,560.50 and 47,425,033.50 is: 65,446,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056,201.50 : 118,757,560.50 = 47,425,033.50 : x
  2. Step 2: Convert to fraction form
    86,056,201.50/118,757,560.50 = 47,425,033.50/x
  3. Step 3: Cross multiply
    86,056,201.50x = 118,757,560.50 × 47,425,033.50
  4. Step 4: Simplify right side
    86,056,201.50x = 5,632,081,285,090,777
  5. Step 5: Solve for x
    x = 5,632,081,285,090,777/86,056,201.50
  6. Step 6: Final answer
    x = 65,446,547.57

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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.