Home / 767,792,282.94-1,059,680,047.59-470,599,839.90

Finding the Fourth Proportional to 767,792,282.94, 1,059,680,047.59 and 470,599,839.90

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Solution

The fourth proportional to 767,792,282.94, 1,059,680,047.59 and 470,599,839.90 is: 649,505,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,792,282.94 : 1,059,680,047.59 = 470,599,839.90 : x
  2. Step 2: Convert to fraction form
    767,792,282.94/1,059,680,047.59 = 470,599,839.90/x
  3. Step 3: Cross multiply
    767,792,282.94x = 1,059,680,047.59 × 470,599,839.90
  4. Step 4: Simplify right side
    767,792,282.94x = 498,685,260,741,078,400
  5. Step 5: Solve for x
    x = 498,685,260,741,078,400/767,792,282.94
  6. Step 6: Final answer
    x = 649,505,435.03

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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.