Home / 361,097,338,947.85-498,314,648,307.30-198,519,750,906.30

Finding the Fourth Proportional to 361,097,338,947.85, 498,314,648,307.30 and 198,519,750,906.30

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Solution

The fourth proportional to 361,097,338,947.85, 498,314,648,307.30 and 198,519,750,906.30 is: 273,957,432,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,097,338,947.85 : 498,314,648,307.30 = 198,519,750,906.30 : x
  2. Step 2: Convert to fraction form
    361,097,338,947.85/498,314,648,307.30 = 198,519,750,906.30/x
  3. Step 3: Cross multiply
    361,097,338,947.85x = 498,314,648,307.30 × 198,519,750,906.30
  4. Step 4: Simplify right side
    361,097,338,947.85x = 98,925,299,854,925,681,917,952
  5. Step 5: Solve for x
    x = 98,925,299,854,925,681,917,952/361,097,338,947.85
  6. Step 6: Final answer
    x = 273,957,432,483.91

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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.