Home / 1,122,320,597.36-1,548,856,406.44-620,520,095.84

Finding the Fourth Proportional to 1,122,320,597.36, 1,548,856,406.44 and 620,520,095.84

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Solution

The fourth proportional to 1,122,320,597.36, 1,548,856,406.44 and 620,520,095.84 is: 856,347,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,320,597.36 : 1,548,856,406.44 = 620,520,095.84 : x
  2. Step 2: Convert to fraction form
    1,122,320,597.36/1,548,856,406.44 = 620,520,095.84/x
  3. Step 3: Cross multiply
    1,122,320,597.36x = 1,548,856,406.44 × 620,520,095.84
  4. Step 4: Simplify right side
    1,122,320,597.36x = 961,096,525,766,546,944
  5. Step 5: Solve for x
    x = 961,096,525,766,546,944/1,122,320,597.36
  6. Step 6: Final answer
    x = 856,347,578.43

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Double scale
Find fourth proportional to 1,122,320,598.36, 1,548,856,407.82 and 620,520,096.84
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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.