Home / 239,949,519.22-331,036,588.02-139,461,259.62

Finding the Fourth Proportional to 239,949,519.22, 331,036,588.02 and 139,461,259.62

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Solution

The fourth proportional to 239,949,519.22, 331,036,588.02 and 139,461,259.62 is: 192,402,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,949,519.22 : 331,036,588.02 = 139,461,259.62 : x
  2. Step 2: Convert to fraction form
    239,949,519.22/331,036,588.02 = 139,461,259.62/x
  3. Step 3: Cross multiply
    239,949,519.22x = 331,036,588.02 × 139,461,259.62
  4. Step 4: Simplify right side
    239,949,519.22x = 46,166,779,545,576,200
  5. Step 5: Solve for x
    x = 46,166,779,545,576,200/239,949,519.22
  6. Step 6: Final answer
    x = 192,402,050.63

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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.