Home / 1,999,890,309.86-2,759,847,667.70-1,196,117,793.39

Finding the Fourth Proportional to 1,999,890,309.86, 2,759,847,667.70 and 1,196,117,793.39

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Solution

The fourth proportional to 1,999,890,309.86, 2,759,847,667.70 and 1,196,117,793.39 is: 1,650,641,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,890,309.86 : 2,759,847,667.70 = 1,196,117,793.39 : x
  2. Step 2: Convert to fraction form
    1,999,890,309.86/2,759,847,667.70 = 1,196,117,793.39/x
  3. Step 3: Cross multiply
    1,999,890,309.86x = 2,759,847,667.70 × 1,196,117,793.39
  4. Step 4: Simplify right side
    1,999,890,309.86x = 3,301,102,902,370,637,824
  5. Step 5: Solve for x
    x = 3,301,102,902,370,637,824/1,999,890,309.86
  6. Step 6: Final answer
    x = 1,650,641,980.76

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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.