Home / 852,041,050.36-1,175,727,075.69-494,738,983.60

Finding the Fourth Proportional to 852,041,050.36, 1,175,727,075.69 and 494,738,983.60

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Solution

The fourth proportional to 852,041,050.36, 1,175,727,075.69 and 494,738,983.60 is: 682,687,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,041,050.36 : 1,175,727,075.69 = 494,738,983.60 : x
  2. Step 2: Convert to fraction form
    852,041,050.36/1,175,727,075.69 = 494,738,983.60/x
  3. Step 3: Cross multiply
    852,041,050.36x = 1,175,727,075.69 × 494,738,983.60
  4. Step 4: Simplify right side
    852,041,050.36x = 581,678,018,417,870,976
  5. Step 5: Solve for x
    x = 581,678,018,417,870,976/852,041,050.36
  6. Step 6: Final answer
    x = 682,687,786.20

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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.