Home / 682,045,555.10-941,184,221.09-384,670,023.44

Finding the Fourth Proportional to 682,045,555.10, 941,184,221.09 and 384,670,023.44

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Solution

The fourth proportional to 682,045,555.10, 941,184,221.09 and 384,670,023.44 is: 530,822,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,045,555.10 : 941,184,221.09 = 384,670,023.44 : x
  2. Step 2: Convert to fraction form
    682,045,555.10/941,184,221.09 = 384,670,023.44/x
  3. Step 3: Cross multiply
    682,045,555.10x = 941,184,221.09 × 384,670,023.44
  4. Step 4: Simplify right side
    682,045,555.10x = 362,045,356,381,419,200
  5. Step 5: Solve for x
    x = 362,045,356,381,419,200/682,045,555.10
  6. Step 6: Final answer
    x = 530,822,836.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.