Home / 216,344,307.74-298,658,093.64-144,940,139.06

Finding the Fourth Proportional to 216,344,307.74, 298,658,093.64 and 144,940,139.06

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Solution

The fourth proportional to 216,344,307.74, 298,658,093.64 and 144,940,139.06 is: 200,086,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,344,307.74 : 298,658,093.64 = 144,940,139.06 : x
  2. Step 2: Convert to fraction form
    216,344,307.74/298,658,093.64 = 144,940,139.06/x
  3. Step 3: Cross multiply
    216,344,307.74x = 298,658,093.64 × 144,940,139.06
  4. Step 4: Simplify right side
    216,344,307.74x = 43,287,545,623,576,104
  5. Step 5: Solve for x
    x = 43,287,545,623,576,104/216,344,307.74
  6. Step 6: Final answer
    x = 200,086,362.69

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1.5x scale

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.