Home / 1,642,870,850.58-2,267,163,766.67-890,183,444.04

Finding the Fourth Proportional to 1,642,870,850.58, 2,267,163,766.67 and 890,183,444.04

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Solution

The fourth proportional to 1,642,870,850.58, 2,267,163,766.67 and 890,183,444.04 is: 1,228,454,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,870,850.58 : 2,267,163,766.67 = 890,183,444.04 : x
  2. Step 2: Convert to fraction form
    1,642,870,850.58/2,267,163,766.67 = 890,183,444.04/x
  3. Step 3: Cross multiply
    1,642,870,850.58x = 2,267,163,766.67 × 890,183,444.04
  4. Step 4: Simplify right side
    1,642,870,850.58x = 2,018,191,650,012,548,608
  5. Step 5: Solve for x
    x = 2,018,191,650,012,548,608/1,642,870,850.58
  6. Step 6: Final answer
    x = 1,228,454,232.60

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Double scale
Find fourth proportional to 1,642,870,851.58, 2,267,163,768.05 and 890,183,445.04
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1.5x scale

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.