Home / 1,223,633,385.74-1,835,808,241.27-394,570,354.54

Finding the Fourth Proportional to 1,223,633,385.74, 1,835,808,241.27 and 394,570,354.54

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Solution

The fourth proportional to 1,223,633,385.74, 1,835,808,241.27 and 394,570,354.54 is: 591,971,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,633,385.74 : 1,835,808,241.27 = 394,570,354.54 : x
  2. Step 2: Convert to fraction form
    1,223,633,385.74/1,835,808,241.27 = 394,570,354.54/x
  3. Step 3: Cross multiply
    1,223,633,385.74x = 1,835,808,241.27 × 394,570,354.54
  4. Step 4: Simplify right side
    1,223,633,385.74x = 724,355,508,625,357,824
  5. Step 5: Solve for x
    x = 724,355,508,625,357,824/1,223,633,385.74
  6. Step 6: Final answer
    x = 591,971,024.22

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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.