Home / 1,056,334,563.05-1,584,507,310.70-619,328,791.67

Finding the Fourth Proportional to 1,056,334,563.05, 1,584,507,310.70 and 619,328,791.67

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Solution

The fourth proportional to 1,056,334,563.05, 1,584,507,310.70 and 619,328,791.67 is: 928,996,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,334,563.05 : 1,584,507,310.70 = 619,328,791.67 : x
  2. Step 2: Convert to fraction form
    1,056,334,563.05/1,584,507,310.70 = 619,328,791.67/x
  3. Step 3: Cross multiply
    1,056,334,563.05x = 1,584,507,310.70 × 619,328,791.67
  4. Step 4: Simplify right side
    1,056,334,563.05x = 981,330,998,120,623,232
  5. Step 5: Solve for x
    x = 981,330,998,120,623,232/1,056,334,563.05
  6. Step 6: Final answer
    x = 928,996,392.29

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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.