Home / 1,863,045,831.60-2,792,194,977.60-990,065,415.60

Finding the Fourth Proportional to 1,863,045,831.60, 2,792,194,977.60 and 990,065,415.60

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Solution

The fourth proportional to 1,863,045,831.60, 2,792,194,977.60 and 990,065,415.60 is: 1,483,836,647.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,045,831.60 : 2,792,194,977.60 = 990,065,415.60 : x
  2. Step 2: Convert to fraction form
    1,863,045,831.60/2,792,194,977.60 = 990,065,415.60/x
  3. Step 3: Cross multiply
    1,863,045,831.60x = 2,792,194,977.60 × 990,065,415.60
  4. Step 4: Simplify right side
    1,863,045,831.60x = 2,764,455,680,933,776,896
  5. Step 5: Solve for x
    x = 2,764,455,680,933,776,896/1,863,045,831.60
  6. Step 6: Final answer
    x = 1,483,836,647.52

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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.