Home / 118,895,628-178,194,234.96-64,306,034.40

Finding the Fourth Proportional to 118,895,628, 178,194,234.96 and 64,306,034.40

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Solution

The fourth proportional to 118,895,628, 178,194,234.96 and 64,306,034.40 is: 96,378,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,895,628 : 178,194,234.96 = 64,306,034.40 : x
  2. Step 2: Convert to fraction form
    118,895,628/178,194,234.96 = 64,306,034.40/x
  3. Step 3: Cross multiply
    118,895,628x = 178,194,234.96 × 64,306,034.40
  4. Step 4: Simplify right side
    118,895,628x = 11,458,964,603,219,442
  5. Step 5: Solve for x
    x = 11,458,964,603,219,442/118,895,628
  6. Step 6: Final answer
    x = 96,378,351.30

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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.