Home / 99,839,705.09-149,775,650.06-30,752,476.52

Finding the Fourth Proportional to 99,839,705.09, 149,775,650.06 and 30,752,476.52

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Solution

The fourth proportional to 99,839,705.09, 149,775,650.06 and 30,752,476.52 is: 46,133,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,839,705.09 : 149,775,650.06 = 30,752,476.52 : x
  2. Step 2: Convert to fraction form
    99,839,705.09/149,775,650.06 = 30,752,476.52/x
  3. Step 3: Cross multiply
    99,839,705.09x = 149,775,650.06 × 30,752,476.52
  4. Step 4: Simplify right side
    99,839,705.09x = 4,605,972,160,835,246
  5. Step 5: Solve for x
    x = 4,605,972,160,835,246/99,839,705.09
  6. Step 6: Final answer
    x = 46,133,671.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.