Home / 245,501,932-368,301,409.71-90,057,183.61

Finding the Fourth Proportional to 245,501,932, 368,301,409.71 and 90,057,183.61

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Solution

The fourth proportional to 245,501,932, 368,301,409.71 and 90,057,183.61 is: 135,103,570.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,501,932 : 368,301,409.71 = 90,057,183.61 : x
  2. Step 2: Convert to fraction form
    245,501,932/368,301,409.71 = 90,057,183.61/x
  3. Step 3: Cross multiply
    245,501,932x = 368,301,409.71 × 90,057,183.61
  4. Step 4: Simplify right side
    245,501,932x = 33,168,187,678,075,304
  5. Step 5: Solve for x
    x = 33,168,187,678,075,304/245,501,932
  6. Step 6: Final answer
    x = 135,103,570.91

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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.