Home / 1,430,219,563.17-2,144,171,633.22-447,140,072.34

Finding the Fourth Proportional to 1,430,219,563.17, 2,144,171,633.22 and 447,140,072.34

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Solution

The fourth proportional to 1,430,219,563.17, 2,144,171,633.22 and 447,140,072.34 is: 670,348,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,219,563.17 : 2,144,171,633.22 = 447,140,072.34 : x
  2. Step 2: Convert to fraction form
    1,430,219,563.17/2,144,171,633.22 = 447,140,072.34/x
  3. Step 3: Cross multiply
    1,430,219,563.17x = 2,144,171,633.22 × 447,140,072.34
  4. Step 4: Simplify right side
    1,430,219,563.17x = 958,745,059,187,366,656
  5. Step 5: Solve for x
    x = 958,745,059,187,366,656/1,430,219,563.17
  6. Step 6: Final answer
    x = 670,348,164.63

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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.