Home / 683,627,706.22-943,407,191.87-370,361,920.19

Finding the Fourth Proportional to 683,627,706.22, 943,407,191.87 and 370,361,920.19

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Solution

The fourth proportional to 683,627,706.22, 943,407,191.87 and 370,361,920.19 is: 511,099,968.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,627,706.22 : 943,407,191.87 = 370,361,920.19 : x
  2. Step 2: Convert to fraction form
    683,627,706.22/943,407,191.87 = 370,361,920.19/x
  3. Step 3: Cross multiply
    683,627,706.22x = 943,407,191.87 × 370,361,920.19
  4. Step 4: Simplify right side
    683,627,706.22x = 349,402,099,106,376,256
  5. Step 5: Solve for x
    x = 349,402,099,106,376,256/683,627,706.22
  6. Step 6: Final answer
    x = 511,099,968.49

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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.