Home / 361,097,338,948.10-498,314,648,307.64-198,519,750,906.55

Finding the Fourth Proportional to 361,097,338,948.10, 498,314,648,307.64 and 198,519,750,906.55

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Solution

The fourth proportional to 361,097,338,948.10, 498,314,648,307.64 and 198,519,750,906.55 is: 273,957,432,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,097,338,948.10 : 498,314,648,307.64 = 198,519,750,906.55 : x
  2. Step 2: Convert to fraction form
    361,097,338,948.10/498,314,648,307.64 = 198,519,750,906.55/x
  3. Step 3: Cross multiply
    361,097,338,948.10x = 498,314,648,307.64 × 198,519,750,906.55
  4. Step 4: Simplify right side
    361,097,338,948.10x = 98,925,299,855,117,764,263,936
  5. Step 5: Solve for x
    x = 98,925,299,855,117,764,263,936/361,097,338,948.10
  6. Step 6: Final answer
    x = 273,957,432,484.25

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1.5x scale

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.