Home / 454,076,101.40-679,679,261.40-356,503,533.80

Finding the Fourth Proportional to 454,076,101.40, 679,679,261.40 and 356,503,533.80

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Solution

The fourth proportional to 454,076,101.40, 679,679,261.40 and 356,503,533.80 is: 533,628,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,076,101.40 : 679,679,261.40 = 356,503,533.80 : x
  2. Step 2: Convert to fraction form
    454,076,101.40/679,679,261.40 = 356,503,533.80/x
  3. Step 3: Cross multiply
    454,076,101.40x = 679,679,261.40 × 356,503,533.80
  4. Step 4: Simplify right side
    454,076,101.40x = 242,308,058,539,673,920
  5. Step 5: Solve for x
    x = 242,308,058,539,673,920/454,076,101.40
  6. Step 6: Final answer
    x = 533,628,741.51

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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.