Home / 1,263,589,603,742.50-1,743,756,997,154.20-685,526,104,543.82

Finding the Fourth Proportional to 1,263,589,603,742.50, 1,743,756,997,154.20 and 685,526,104,543.82

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Solution

The fourth proportional to 1,263,589,603,742.50, 1,743,756,997,154.20 and 685,526,104,543.82 is: 946,027,838,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,589,603,742.50 : 1,743,756,997,154.20 = 685,526,104,543.82 : x
  2. Step 2: Convert to fraction form
    1,263,589,603,742.50/1,743,756,997,154.20 = 685,526,104,543.82/x
  3. Step 3: Cross multiply
    1,263,589,603,742.50x = 1,743,756,997,154.20 × 685,526,104,543.82
  4. Step 4: Simplify right side
    1,263,589,603,742.50x = 1,195,390,941,530,147,596,009,472
  5. Step 5: Solve for x
    x = 1,195,390,941,530,147,596,009,472/1,263,589,603,742.50
  6. Step 6: Final answer
    x = 946,027,838,460.87

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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.