Home / 225,492,263.25-311,174,030.74-132,678,782.61

Finding the Fourth Proportional to 225,492,263.25, 311,174,030.74 and 132,678,782.61

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Solution

The fourth proportional to 225,492,263.25, 311,174,030.74 and 132,678,782.61 is: 183,093,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,492,263.25 : 311,174,030.74 = 132,678,782.61 : x
  2. Step 2: Convert to fraction form
    225,492,263.25/311,174,030.74 = 132,678,782.61/x
  3. Step 3: Cross multiply
    225,492,263.25x = 311,174,030.74 × 132,678,782.61
  4. Step 4: Simplify right side
    225,492,263.25x = 41,286,191,578,429,920
  5. Step 5: Solve for x
    x = 41,286,191,578,429,920/225,492,263.25
  6. Step 6: Final answer
    x = 183,093,605.89

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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.