Home / 454,059,664,326.89-626,307,089,510.83-291,221,384,697.66

Finding the Fourth Proportional to 454,059,664,326.89, 626,307,089,510.83 and 291,221,384,697.66

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Solution

The fourth proportional to 454,059,664,326.89, 626,307,089,510.83 and 291,221,384,697.66 is: 401,696,147,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,059,664,326.89 : 626,307,089,510.83 = 291,221,384,697.66 : x
  2. Step 2: Convert to fraction form
    454,059,664,326.89/626,307,089,510.83 = 291,221,384,697.66/x
  3. Step 3: Cross multiply
    454,059,664,326.89x = 626,307,089,510.83 × 291,221,384,697.66
  4. Step 4: Simplify right side
    454,059,664,326.89x = 182,394,017,853,305,163,612,160
  5. Step 5: Solve for x
    x = 182,394,017,853,305,163,612,160/454,059,664,326.89
  6. Step 6: Final answer
    x = 401,696,147,407.61

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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.