Home / 906,929,739,101.16-1,251,562,992,094.70-489,783,544,142.04

Finding the Fourth Proportional to 906,929,739,101.16, 1,251,562,992,094.70 and 489,783,544,142.04

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Solution

The fourth proportional to 906,929,739,101.16, 1,251,562,992,094.70 and 489,783,544,142.04 is: 675,901,265,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,929,739,101.16 : 1,251,562,992,094.70 = 489,783,544,142.04 : x
  2. Step 2: Convert to fraction form
    906,929,739,101.16/1,251,562,992,094.70 = 489,783,544,142.04/x
  3. Step 3: Cross multiply
    906,929,739,101.16x = 1,251,562,992,094.70 × 489,783,544,142.04
  4. Step 4: Simplify right side
    906,929,739,101.16x = 612,994,957,985,158,076,039,168
  5. Step 5: Solve for x
    x = 612,994,957,985,158,076,039,168/906,929,739,101.16
  6. Step 6: Final answer
    x = 675,901,265,066.78

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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.