Home / 119,453,235.80-164,757,447.78-90,085,804.52

Finding the Fourth Proportional to 119,453,235.80, 164,757,447.78 and 90,085,804.52

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Solution

The fourth proportional to 119,453,235.80, 164,757,447.78 and 90,085,804.52 is: 124,252,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,453,235.80 : 164,757,447.78 = 90,085,804.52 : x
  2. Step 2: Convert to fraction form
    119,453,235.80/164,757,447.78 = 90,085,804.52/x
  3. Step 3: Cross multiply
    119,453,235.80x = 164,757,447.78 × 90,085,804.52
  4. Step 4: Simplify right side
    119,453,235.80x = 14,842,307,233,923,188
  5. Step 5: Solve for x
    x = 14,842,307,233,923,188/119,453,235.80
  6. Step 6: Final answer
    x = 124,252,031.64

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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.