Home / 1,229,541,427.20-1,843,674,411.60-452,787,261.60

Finding the Fourth Proportional to 1,229,541,427.20, 1,843,674,411.60 and 452,787,261.60

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Solution

The fourth proportional to 1,229,541,427.20, 1,843,674,411.60 and 452,787,261.60 is: 678,946,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,541,427.20 : 1,843,674,411.60 = 452,787,261.60 : x
  2. Step 2: Convert to fraction form
    1,229,541,427.20/1,843,674,411.60 = 452,787,261.60/x
  3. Step 3: Cross multiply
    1,229,541,427.20x = 1,843,674,411.60 × 452,787,261.60
  4. Step 4: Simplify right side
    1,229,541,427.20x = 834,792,288,110,355,328
  5. Step 5: Solve for x
    x = 834,792,288,110,355,328/1,229,541,427.20
  6. Step 6: Final answer
    x = 678,946,044.15

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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.