Home / 101,020,846.80-139,405,374.36-63,871,123.44

Finding the Fourth Proportional to 101,020,846.80, 139,405,374.36 and 63,871,123.44

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Solution

The fourth proportional to 101,020,846.80, 139,405,374.36 and 63,871,123.44 is: 88,140,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,020,846.80 : 139,405,374.36 = 63,871,123.44 : x
  2. Step 2: Convert to fraction form
    101,020,846.80/139,405,374.36 = 63,871,123.44/x
  3. Step 3: Cross multiply
    101,020,846.80x = 139,405,374.36 × 63,871,123.44
  4. Step 4: Simplify right side
    101,020,846.80x = 8,903,977,873,946,972
  5. Step 5: Solve for x
    x = 8,903,977,873,946,972/101,020,846.80
  6. Step 6: Final answer
    x = 88,140,004.33

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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.