Home / 1,698,920,898,126.80-2,548,783,264,061-551,550,906,172.68

Finding the Fourth Proportional to 1,698,920,898,126.80, 2,548,783,264,061 and 551,550,906,172.68

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Solution

The fourth proportional to 1,698,920,898,126.80, 2,548,783,264,061 and 551,550,906,172.68 is: 827,456,840,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,920,898,126.80 : 2,548,783,264,061 = 551,550,906,172.68 : x
  2. Step 2: Convert to fraction form
    1,698,920,898,126.80/2,548,783,264,061 = 551,550,906,172.68/x
  3. Step 3: Cross multiply
    1,698,920,898,126.80x = 2,548,783,264,061 × 551,550,906,172.68
  4. Step 4: Simplify right side
    1,698,920,898,126.80x = 1,405,783,718,930,605,802,520,576
  5. Step 5: Solve for x
    x = 1,405,783,718,930,605,802,520,576/1,698,920,898,126.80
  6. Step 6: Final answer
    x = 827,456,840,680.81

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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.