Home / 777,266,903.03-1,166,934,662.91-409,060,427.27

Finding the Fourth Proportional to 777,266,903.03, 1,166,934,662.91 and 409,060,427.27

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Solution

The fourth proportional to 777,266,903.03, 1,166,934,662.91 and 409,060,427.27 is: 614,134,977.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,266,903.03 : 1,166,934,662.91 = 409,060,427.27 : x
  2. Step 2: Convert to fraction form
    777,266,903.03/1,166,934,662.91 = 409,060,427.27/x
  3. Step 3: Cross multiply
    777,266,903.03x = 1,166,934,662.91 × 409,060,427.27
  4. Step 4: Simplify right side
    777,266,903.03x = 477,346,791,800,303,360
  5. Step 5: Solve for x
    x = 477,346,791,800,303,360/777,266,903.03
  6. Step 6: Final answer
    x = 614,134,977.24

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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.