Home / 240,163,396-331,426,667.46-130,155,109

Finding the Fourth Proportional to 240,163,396, 331,426,667.46 and 130,155,109

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Solution

The fourth proportional to 240,163,396, 331,426,667.46 and 130,155,109 is: 179,614,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,163,396 : 331,426,667.46 = 130,155,109 : x
  2. Step 2: Convert to fraction form
    240,163,396/331,426,667.46 = 130,155,109/x
  3. Step 3: Cross multiply
    240,163,396x = 331,426,667.46 × 130,155,109
  4. Step 4: Simplify right side
    240,163,396x = 43,136,874,028,763,048
  5. Step 5: Solve for x
    x = 43,136,874,028,763,048/240,163,396
  6. Step 6: Final answer
    x = 179,614,690.45

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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.