Home / 94,674,620.40-142,011,930.60-77,654,511.60

Finding the Fourth Proportional to 94,674,620.40, 142,011,930.60 and 77,654,511.60

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Solution

The fourth proportional to 94,674,620.40, 142,011,930.60 and 77,654,511.60 is: 116,481,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,674,620.40 : 142,011,930.60 = 77,654,511.60 : x
  2. Step 2: Convert to fraction form
    94,674,620.40/142,011,930.60 = 77,654,511.60/x
  3. Step 3: Cross multiply
    94,674,620.40x = 142,011,930.60 × 77,654,511.60
  4. Step 4: Simplify right side
    94,674,620.40x = 11,027,867,112,116,094
  5. Step 5: Solve for x
    x = 11,027,867,112,116,094/94,674,620.40
  6. Step 6: Final answer
    x = 116,481,767.40

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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.