Home / 2,129,680,554.24-3,194,585,910-730,645,200.84

Finding the Fourth Proportional to 2,129,680,554.24, 3,194,585,910 and 730,645,200.84

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Solution

The fourth proportional to 2,129,680,554.24, 3,194,585,910 and 730,645,200.84 is: 1,095,990,128.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,680,554.24 : 3,194,585,910 = 730,645,200.84 : x
  2. Step 2: Convert to fraction form
    2,129,680,554.24/3,194,585,910 = 730,645,200.84/x
  3. Step 3: Cross multiply
    2,129,680,554.24x = 3,194,585,910 × 730,645,200.84
  4. Step 4: Simplify right side
    2,129,680,554.24x = 2,334,108,863,812,584,448
  5. Step 5: Solve for x
    x = 2,334,108,863,812,584,448/2,129,680,554.24
  6. Step 6: Final answer
    x = 1,095,990,128.27

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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.