Home / 454,059,664,325.40-626,307,089,508.72-291,221,384,696.16

Finding the Fourth Proportional to 454,059,664,325.40, 626,307,089,508.72 and 291,221,384,696.16

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Solution

The fourth proportional to 454,059,664,325.40, 626,307,089,508.72 and 291,221,384,696.16 is: 401,696,147,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,059,664,325.40 : 626,307,089,508.72 = 291,221,384,696.16 : x
  2. Step 2: Convert to fraction form
    454,059,664,325.40/626,307,089,508.72 = 291,221,384,696.16/x
  3. Step 3: Cross multiply
    454,059,664,325.40x = 626,307,089,508.72 × 291,221,384,696.16
  4. Step 4: Simplify right side
    454,059,664,325.40x = 182,394,017,851,751,224,311,808
  5. Step 5: Solve for x
    x = 182,394,017,851,751,224,311,808/454,059,664,325.40
  6. Step 6: Final answer
    x = 401,696,147,405.51

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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.