Home / 453,481,259.20-680,221,888.80-194,652,433.60

Finding the Fourth Proportional to 453,481,259.20, 680,221,888.80 and 194,652,433.60

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Solution

The fourth proportional to 453,481,259.20, 680,221,888.80 and 194,652,433.60 is: 291,978,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,481,259.20 : 680,221,888.80 = 194,652,433.60 : x
  2. Step 2: Convert to fraction form
    453,481,259.20/680,221,888.80 = 194,652,433.60/x
  3. Step 3: Cross multiply
    453,481,259.20x = 680,221,888.80 × 194,652,433.60
  4. Step 4: Simplify right side
    453,481,259.20x = 132,406,846,042,908,576
  5. Step 5: Solve for x
    x = 132,406,846,042,908,576/453,481,259.20
  6. Step 6: Final answer
    x = 291,978,650.40

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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.