Home / 540,789,091.63-811,159,261.27-225,525,299.65

Finding the Fourth Proportional to 540,789,091.63, 811,159,261.27 and 225,525,299.65

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Solution

The fourth proportional to 540,789,091.63, 811,159,261.27 and 225,525,299.65 is: 338,277,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,789,091.63 : 811,159,261.27 = 225,525,299.65 : x
  2. Step 2: Convert to fraction form
    540,789,091.63/811,159,261.27 = 225,525,299.65/x
  3. Step 3: Cross multiply
    540,789,091.63x = 811,159,261.27 × 225,525,299.65
  4. Step 4: Simplify right side
    540,789,091.63x = 182,936,935,459,202,176
  5. Step 5: Solve for x
    x = 182,936,935,459,202,176/540,789,091.63
  6. Step 6: Final answer
    x = 338,277,783.87

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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.