Home / 453,370,329.72-680,059,304.10-125,871,379.56

Finding the Fourth Proportional to 453,370,329.72, 680,059,304.10 and 125,871,379.56

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Solution

The fourth proportional to 453,370,329.72, 680,059,304.10 and 125,871,379.56 is: 188,808,127.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,370,329.72 : 680,059,304.10 = 125,871,379.56 : x
  2. Step 2: Convert to fraction form
    453,370,329.72/680,059,304.10 = 125,871,379.56/x
  3. Step 3: Cross multiply
    453,370,329.72x = 680,059,304.10 × 125,871,379.56
  4. Step 4: Simplify right side
    453,370,329.72x = 85,600,002,789,680,576
  5. Step 5: Solve for x
    x = 85,600,002,789,680,576/453,370,329.72
  6. Step 6: Final answer
    x = 188,808,127.00

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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.