Home / 225,938,444.77-311,777,942.53-126,800,045.31

Finding the Fourth Proportional to 225,938,444.77, 311,777,942.53 and 126,800,045.31

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Solution

The fourth proportional to 225,938,444.77, 311,777,942.53 and 126,800,045.31 is: 174,974,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,938,444.77 : 311,777,942.53 = 126,800,045.31 : x
  2. Step 2: Convert to fraction form
    225,938,444.77/311,777,942.53 = 126,800,045.31/x
  3. Step 3: Cross multiply
    225,938,444.77x = 311,777,942.53 × 126,800,045.31
  4. Step 4: Simplify right side
    225,938,444.77x = 39,533,457,239,462,576
  5. Step 5: Solve for x
    x = 39,533,457,239,462,576/225,938,444.77
  6. Step 6: Final answer
    x = 174,974,459.44

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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.