Home / 1,009,819,054,367.80-1,393,551,638,902.60-546,846,892,003.40

Finding the Fourth Proportional to 1,009,819,054,367.80, 1,393,551,638,902.60 and 546,846,892,003.40

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Solution

The fourth proportional to 1,009,819,054,367.80, 1,393,551,638,902.60 and 546,846,892,003.40 is: 754,649,438,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,819,054,367.80 : 1,393,551,638,902.60 = 546,846,892,003.40 : x
  2. Step 2: Convert to fraction form
    1,009,819,054,367.80/1,393,551,638,902.60 = 546,846,892,003.40/x
  3. Step 3: Cross multiply
    1,009,819,054,367.80x = 1,393,551,638,902.60 × 546,846,892,003.40
  4. Step 4: Simplify right side
    1,009,819,054,367.80x = 762,059,382,580,131,223,568,384
  5. Step 5: Solve for x
    x = 762,059,382,580,131,223,568,384/1,009,819,054,367.80
  6. Step 6: Final answer
    x = 754,649,438,712.78

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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.