Home / 432,510,824,071.92-648,703,084,794.09-126,118,271,007.24

Finding the Fourth Proportional to 432,510,824,071.92, 648,703,084,794.09 and 126,118,271,007.24

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Solution

The fourth proportional to 432,510,824,071.92, 648,703,084,794.09 and 126,118,271,007.24 is: 189,158,991,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,510,824,071.92 : 648,703,084,794.09 = 126,118,271,007.24 : x
  2. Step 2: Convert to fraction form
    432,510,824,071.92/648,703,084,794.09 = 126,118,271,007.24/x
  3. Step 3: Cross multiply
    432,510,824,071.92x = 648,703,084,794.09 × 126,118,271,007.24
  4. Step 4: Simplify right side
    432,510,824,071.92x = 81,813,311,451,293,632,430,080
  5. Step 5: Solve for x
    x = 81,813,311,451,293,632,430,080/432,510,824,071.92
  6. Step 6: Final answer
    x = 189,158,991,863.03

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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.