Home / 550,961,356.92-760,311,142.92-300,060,085.56

Finding the Fourth Proportional to 550,961,356.92, 760,311,142.92 and 300,060,085.56

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Solution

The fourth proportional to 550,961,356.92, 760,311,142.92 and 300,060,085.56 is: 414,074,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,961,356.92 : 760,311,142.92 = 300,060,085.56 : x
  2. Step 2: Convert to fraction form
    550,961,356.92/760,311,142.92 = 300,060,085.56/x
  3. Step 3: Cross multiply
    550,961,356.92x = 760,311,142.92 × 300,060,085.56
  4. Step 4: Simplify right side
    550,961,356.92x = 228,139,026,596,796,576
  5. Step 5: Solve for x
    x = 228,139,026,596,796,576/550,961,356.92
  6. Step 6: Final answer
    x = 414,074,460.45

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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.