Home / 852,041,051.36-1,175,727,077.07-494,738,984.60

Finding the Fourth Proportional to 852,041,051.36, 1,175,727,077.07 and 494,738,984.60

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Solution

The fourth proportional to 852,041,051.36, 1,175,727,077.07 and 494,738,984.60 is: 682,687,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,041,051.36 : 1,175,727,077.07 = 494,738,984.60 : x
  2. Step 2: Convert to fraction form
    852,041,051.36/1,175,727,077.07 = 494,738,984.60/x
  3. Step 3: Cross multiply
    852,041,051.36x = 1,175,727,077.07 × 494,738,984.60
  4. Step 4: Simplify right side
    852,041,051.36x = 581,678,020,276,337,792
  5. Step 5: Solve for x
    x = 581,678,020,276,337,792/852,041,051.36
  6. Step 6: Final answer
    x = 682,687,787.58

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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.