Home / 224,536,623.40-336,804,935.10-78,969,028.60

Finding the Fourth Proportional to 224,536,623.40, 336,804,935.10 and 78,969,028.60

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Solution

The fourth proportional to 224,536,623.40, 336,804,935.10 and 78,969,028.60 is: 118,453,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,536,623.40 : 336,804,935.10 = 78,969,028.60 : x
  2. Step 2: Convert to fraction form
    224,536,623.40/336,804,935.10 = 78,969,028.60/x
  3. Step 3: Cross multiply
    224,536,623.40x = 336,804,935.10 × 78,969,028.60
  4. Step 4: Simplify right side
    224,536,623.40x = 26,597,158,552,533,044
  5. Step 5: Solve for x
    x = 26,597,158,552,533,044/224,536,623.40
  6. Step 6: Final answer
    x = 118,453,542.90

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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.