Home / 450,000,126.12-673,655,342.13-272,199,188.82

Finding the Fourth Proportional to 450,000,126.12, 673,655,342.13 and 272,199,188.82

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Solution

The fourth proportional to 450,000,126.12, 673,655,342.13 and 272,199,188.82 is: 407,485,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,000,126.12 : 673,655,342.13 = 272,199,188.82 : x
  2. Step 2: Convert to fraction form
    450,000,126.12/673,655,342.13 = 272,199,188.82/x
  3. Step 3: Cross multiply
    450,000,126.12x = 673,655,342.13 × 272,199,188.82
  4. Step 4: Simplify right side
    450,000,126.12x = 183,368,437,672,045,568
  5. Step 5: Solve for x
    x = 183,368,437,672,045,568/450,000,126.12
  6. Step 6: Final answer
    x = 407,485,302.84

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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.