Home / 1,641,997,205.12-2,265,097,055.04-1,015,265,290.88

Finding the Fourth Proportional to 1,641,997,205.12, 2,265,097,055.04 and 1,015,265,290.88

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Solution

The fourth proportional to 1,641,997,205.12, 2,265,097,055.04 and 1,015,265,290.88 is: 1,400,534,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,997,205.12 : 2,265,097,055.04 = 1,015,265,290.88 : x
  2. Step 2: Convert to fraction form
    1,641,997,205.12/2,265,097,055.04 = 1,015,265,290.88/x
  3. Step 3: Cross multiply
    1,641,997,205.12x = 2,265,097,055.04 × 1,015,265,290.88
  4. Step 4: Simplify right side
    1,641,997,205.12x = 2,299,674,420,456,616,960
  5. Step 5: Solve for x
    x = 2,299,674,420,456,616,960/1,641,997,205.12
  6. Step 6: Final answer
    x = 1,400,534,917.65

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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.