Home / 149,481,644.40-224,222,466.60-84,911,562.90

Finding the Fourth Proportional to 149,481,644.40, 224,222,466.60 and 84,911,562.90

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Solution

The fourth proportional to 149,481,644.40, 224,222,466.60 and 84,911,562.90 is: 127,367,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,481,644.40 : 224,222,466.60 = 84,911,562.90 : x
  2. Step 2: Convert to fraction form
    149,481,644.40/224,222,466.60 = 84,911,562.90/x
  3. Step 3: Cross multiply
    149,481,644.40x = 224,222,466.60 × 84,911,562.90
  4. Step 4: Simplify right side
    149,481,644.40x = 19,039,080,076,299,048
  5. Step 5: Solve for x
    x = 19,039,080,076,299,048/149,481,644.40
  6. Step 6: Final answer
    x = 127,367,344.35

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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.