Home / 399,456,317,231.94-599,120,693,458.15-116,408,952,682.30

Finding the Fourth Proportional to 399,456,317,231.94, 599,120,693,458.15 and 116,408,952,682.30

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Solution

The fourth proportional to 399,456,317,231.94, 599,120,693,458.15 and 116,408,952,682.30 is: 174,594,841,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,456,317,231.94 : 599,120,693,458.15 = 116,408,952,682.30 : x
  2. Step 2: Convert to fraction form
    399,456,317,231.94/599,120,693,458.15 = 116,408,952,682.30/x
  3. Step 3: Cross multiply
    399,456,317,231.94x = 599,120,693,458.15 × 116,408,952,682.30
  4. Step 4: Simplify right side
    399,456,317,231.94x = 69,743,012,455,756,551,159,808
  5. Step 5: Solve for x
    x = 69,743,012,455,756,551,159,808/399,456,317,231.94
  6. Step 6: Final answer
    x = 174,594,841,656.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.