Home / 849,208,520.16-1,171,945,465.20-477,954,597.60

Finding the Fourth Proportional to 849,208,520.16, 1,171,945,465.20 and 477,954,597.60

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Solution

The fourth proportional to 849,208,520.16, 1,171,945,465.20 and 477,954,597.60 is: 659,598,567.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,208,520.16 : 1,171,945,465.20 = 477,954,597.60 : x
  2. Step 2: Convert to fraction form
    849,208,520.16/1,171,945,465.20 = 477,954,597.60/x
  3. Step 3: Cross multiply
    849,208,520.16x = 1,171,945,465.20 × 477,954,597.60
  4. Step 4: Simplify right side
    849,208,520.16x = 560,136,723,228,810,880
  5. Step 5: Solve for x
    x = 560,136,723,228,810,880/849,208,520.16
  6. Step 6: Final answer
    x = 659,598,567.29

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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.