Home / 414,105,824,962.36-621,220,846,040.50-145,447,452,684.20

Finding the Fourth Proportional to 414,105,824,962.36, 621,220,846,040.50 and 145,447,452,684.20

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Solution

The fourth proportional to 414,105,824,962.36, 621,220,846,040.50 and 145,447,452,684.20 is: 218,192,993,588.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,105,824,962.36 : 621,220,846,040.50 = 145,447,452,684.20 : x
  2. Step 2: Convert to fraction form
    414,105,824,962.36/621,220,846,040.50 = 145,447,452,684.20/x
  3. Step 3: Cross multiply
    414,105,824,962.36x = 621,220,846,040.50 × 145,447,452,684.20
  4. Step 4: Simplify right side
    414,105,824,962.36x = 90,354,989,610,914,329,657,344
  5. Step 5: Solve for x
    x = 90,354,989,610,914,329,657,344/414,105,824,962.36
  6. Step 6: Final answer
    x = 218,192,993,588.36

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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.