Home / 3,186,875,208.27-4,780,321,780.52-1,222,330,478.63

Finding the Fourth Proportional to 3,186,875,208.27, 4,780,321,780.52 and 1,222,330,478.63

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Solution

The fourth proportional to 3,186,875,208.27, 4,780,321,780.52 and 1,222,330,478.63 is: 1,833,499,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,875,208.27 : 4,780,321,780.52 = 1,222,330,478.63 : x
  2. Step 2: Convert to fraction form
    3,186,875,208.27/4,780,321,780.52 = 1,222,330,478.63/x
  3. Step 3: Cross multiply
    3,186,875,208.27x = 4,780,321,780.52 × 1,222,330,478.63
  4. Step 4: Simplify right side
    3,186,875,208.27x = 5,843,133,009,994,264,576
  5. Step 5: Solve for x
    x = 5,843,133,009,994,264,576/3,186,875,208.27
  6. Step 6: Final answer
    x = 1,833,499,157.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.