Home / 1,863,377,561.60-2,792,692,572.60-990,397,145.60

Finding the Fourth Proportional to 1,863,377,561.60, 2,792,692,572.60 and 990,397,145.60

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Solution

The fourth proportional to 1,863,377,561.60, 2,792,692,572.60 and 990,397,145.60 is: 1,484,334,044.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,377,561.60 : 2,792,692,572.60 = 990,397,145.60 : x
  2. Step 2: Convert to fraction form
    1,863,377,561.60/2,792,692,572.60 = 990,397,145.60/x
  3. Step 3: Cross multiply
    1,863,377,561.60x = 2,792,692,572.60 × 990,397,145.60
  4. Step 4: Simplify right side
    1,863,377,561.60x = 2,765,874,752,441,360,896
  5. Step 5: Solve for x
    x = 2,765,874,752,441,360,896/1,863,377,561.60
  6. Step 6: Final answer
    x = 1,484,334,044.50

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1.5x scale

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.