Home / 225,492,111-311,173,820.64-132,678,630.36

Finding the Fourth Proportional to 225,492,111, 311,173,820.64 and 132,678,630.36

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Solution

The fourth proportional to 225,492,111, 311,173,820.64 and 132,678,630.36 is: 183,093,395.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,492,111 : 311,173,820.64 = 132,678,630.36 : x
  2. Step 2: Convert to fraction form
    225,492,111/311,173,820.64 = 132,678,630.36/x
  3. Step 3: Cross multiply
    225,492,111x = 311,173,820.64 × 132,678,630.36
  4. Step 4: Simplify right side
    225,492,111x = 41,286,116,326,403,496
  5. Step 5: Solve for x
    x = 41,286,116,326,403,496/225,492,111
  6. Step 6: Final answer
    x = 183,093,395.79

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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.