Home / 1,120,657,078.92-1,546,490,625.48-618,887,093.88

Finding the Fourth Proportional to 1,120,657,078.92, 1,546,490,625.48 and 618,887,093.88

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Solution

The fourth proportional to 1,120,657,078.92, 1,546,490,625.48 and 618,887,093.88 is: 854,055,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,657,078.92 : 1,546,490,625.48 = 618,887,093.88 : x
  2. Step 2: Convert to fraction form
    1,120,657,078.92/1,546,490,625.48 = 618,887,093.88/x
  3. Step 3: Cross multiply
    1,120,657,078.92x = 1,546,490,625.48 × 618,887,093.88
  4. Step 4: Simplify right side
    1,120,657,078.92x = 957,103,088,915,980,672
  5. Step 5: Solve for x
    x = 957,103,088,915,980,672/1,120,657,078.92
  6. Step 6: Final answer
    x = 854,055,274.28

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1.5x scale

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.