Home / 3,535,043,994.60-4,878,578,460.29-1,949,131,048.42

Finding the Fourth Proportional to 3,535,043,994.60, 4,878,578,460.29 and 1,949,131,048.42

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Solution

The fourth proportional to 3,535,043,994.60, 4,878,578,460.29 and 1,949,131,048.42 is: 2,689,920,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,043,994.60 : 4,878,578,460.29 = 1,949,131,048.42 : x
  2. Step 2: Convert to fraction form
    3,535,043,994.60/4,878,578,460.29 = 1,949,131,048.42/x
  3. Step 3: Cross multiply
    3,535,043,994.60x = 4,878,578,460.29 × 1,949,131,048.42
  4. Step 4: Simplify right side
    3,535,043,994.60x = 9,508,988,749,094,531,072
  5. Step 5: Solve for x
    x = 9,508,988,749,094,531,072/3,535,043,994.60
  6. Step 6: Final answer
    x = 2,689,920,907.25

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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.