Home / 101,036,782.80-139,430,642.04-54,626,926.01

Finding the Fourth Proportional to 101,036,782.80, 139,430,642.04 and 54,626,926.01

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Solution

The fourth proportional to 101,036,782.80, 139,430,642.04 and 54,626,926.01 is: 75,385,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,036,782.80 : 139,430,642.04 = 54,626,926.01 : x
  2. Step 2: Convert to fraction form
    101,036,782.80/139,430,642.04 = 54,626,926.01/x
  3. Step 3: Cross multiply
    101,036,782.80x = 139,430,642.04 × 54,626,926.01
  4. Step 4: Simplify right side
    101,036,782.80x = 7,616,667,365,548,722
  5. Step 5: Solve for x
    x = 7,616,667,365,548,722/101,036,782.80
  6. Step 6: Final answer
    x = 75,385,093.97

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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.