Home / 1,094,121,789.86-1,638,536,824.62-626,364,517.17

Finding the Fourth Proportional to 1,094,121,789.86, 1,638,536,824.62 and 626,364,517.17

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Solution

The fourth proportional to 1,094,121,789.86, 1,638,536,824.62 and 626,364,517.17 is: 938,032,069.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,121,789.86 : 1,638,536,824.62 = 626,364,517.17 : x
  2. Step 2: Convert to fraction form
    1,094,121,789.86/1,638,536,824.62 = 626,364,517.17/x
  3. Step 3: Cross multiply
    1,094,121,789.86x = 1,638,536,824.62 × 626,364,517.17
  4. Step 4: Simplify right side
    1,094,121,789.86x = 1,026,321,327,012,226,688
  5. Step 5: Solve for x
    x = 1,026,321,327,012,226,688/1,094,121,789.86
  6. Step 6: Final answer
    x = 938,032,069.67

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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.