Home / 30,405,888,004.80-45,608,832,007.20-29,916,111,979.20

Finding the Fourth Proportional to 30,405,888,004.80, 45,608,832,007.20 and 29,916,111,979.20

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Solution

The fourth proportional to 30,405,888,004.80, 45,608,832,007.20 and 29,916,111,979.20 is: 44,874,167,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,405,888,004.80 : 45,608,832,007.20 = 29,916,111,979.20 : x
  2. Step 2: Convert to fraction form
    30,405,888,004.80/45,608,832,007.20 = 29,916,111,979.20/x
  3. Step 3: Cross multiply
    30,405,888,004.80x = 45,608,832,007.20 × 29,916,111,979.20
  4. Step 4: Simplify right side
    30,405,888,004.80x = 1,364,438,925,567,916,244,992
  5. Step 5: Solve for x
    x = 1,364,438,925,567,916,244,992/30,405,888,004.80
  6. Step 6: Final answer
    x = 44,874,167,968.80

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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.