Home / 550,961,334.42-760,311,111.87-300,060,063.06

Finding the Fourth Proportional to 550,961,334.42, 760,311,111.87 and 300,060,063.06

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Solution

The fourth proportional to 550,961,334.42, 760,311,111.87 and 300,060,063.06 is: 414,074,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,961,334.42 : 760,311,111.87 = 300,060,063.06 : x
  2. Step 2: Convert to fraction form
    550,961,334.42/760,311,111.87 = 300,060,063.06/x
  3. Step 3: Cross multiply
    550,961,334.42x = 760,311,111.87 × 300,060,063.06
  4. Step 4: Simplify right side
    550,961,334.42x = 228,139,000,172,930,912
  5. Step 5: Solve for x
    x = 228,139,000,172,930,912/550,961,334.42
  6. Step 6: Final answer
    x = 414,074,429.40

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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.