Home / 3,688,511,799.40-5,090,131,064.46-1,994,968,335.40

Finding the Fourth Proportional to 3,688,511,799.40, 5,090,131,064.46 and 1,994,968,335.40

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Solution

The fourth proportional to 3,688,511,799.40, 5,090,131,064.46 and 1,994,968,335.40 is: 2,753,048,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,511,799.40 : 5,090,131,064.46 = 1,994,968,335.40 : x
  2. Step 2: Convert to fraction form
    3,688,511,799.40/5,090,131,064.46 = 1,994,968,335.40/x
  3. Step 3: Cross multiply
    3,688,511,799.40x = 5,090,131,064.46 × 1,994,968,335.40
  4. Step 4: Simplify right side
    3,688,511,799.40x = 10,154,650,296,633,595,904
  5. Step 5: Solve for x
    x = 10,154,650,296,633,595,904/3,688,511,799.40
  6. Step 6: Final answer
    x = 2,753,048,071.66

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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.