Home / 12,331,907,129.76-17,018,047,774.32-6,693,122,339.52

Finding the Fourth Proportional to 12,331,907,129.76, 17,018,047,774.32 and 6,693,122,339.52

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Solution

The fourth proportional to 12,331,907,129.76, 17,018,047,774.32 and 6,693,122,339.52 is: 9,236,517,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,907,129.76 : 17,018,047,774.32 = 6,693,122,339.52 : x
  2. Step 2: Convert to fraction form
    12,331,907,129.76/17,018,047,774.32 = 6,693,122,339.52/x
  3. Step 3: Cross multiply
    12,331,907,129.76x = 17,018,047,774.32 × 6,693,122,339.52
  4. Step 4: Simplify right side
    12,331,907,129.76x = 113,903,875,733,319,811,072
  5. Step 5: Solve for x
    x = 113,903,875,733,319,811,072/12,331,907,129.76
  6. Step 6: Final answer
    x = 9,236,517,477.37

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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.