Home / 108,885,163.80-163,356,614.10-47,447,959.80

Finding the Fourth Proportional to 108,885,163.80, 163,356,614.10 and 47,447,959.80

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Solution

The fourth proportional to 108,885,163.80, 163,356,614.10 and 47,447,959.80 is: 71,184,519.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,885,163.80 : 163,356,614.10 = 47,447,959.80 : x
  2. Step 2: Convert to fraction form
    108,885,163.80/163,356,614.10 = 47,447,959.80/x
  3. Step 3: Cross multiply
    108,885,163.80x = 163,356,614.10 × 47,447,959.80
  4. Step 4: Simplify right side
    108,885,163.80x = 7,750,938,058,880,912
  5. Step 5: Solve for x
    x = 7,750,938,058,880,912/108,885,163.80
  6. Step 6: Final answer
    x = 71,184,519.44

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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.