Home / 9,686,169,992.40-13,366,914,467.04-5,230,833,975.24

Finding the Fourth Proportional to 9,686,169,992.40, 13,366,914,467.04 and 5,230,833,975.24

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Solution

The fourth proportional to 9,686,169,992.40, 13,366,914,467.04 and 5,230,833,975.24 is: 7,218,550,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,169,992.40 : 13,366,914,467.04 = 5,230,833,975.24 : x
  2. Step 2: Convert to fraction form
    9,686,169,992.40/13,366,914,467.04 = 5,230,833,975.24/x
  3. Step 3: Cross multiply
    9,686,169,992.40x = 13,366,914,467.04 × 5,230,833,975.24
  4. Step 4: Simplify right side
    9,686,169,992.40x = 69,920,110,338,319,908,864
  5. Step 5: Solve for x
    x = 69,920,110,338,319,908,864/9,686,169,992.40
  6. Step 6: Final answer
    x = 7,218,550,819.69

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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.