Home / 12,709,231,447.56-17,538,898,071.84-6,994,173,394.56

Finding the Fourth Proportional to 12,709,231,447.56, 17,538,898,071.84 and 6,994,173,394.56

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Solution

The fourth proportional to 12,709,231,447.56, 17,538,898,071.84 and 6,994,173,394.56 is: 9,652,046,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709,231,447.56 : 17,538,898,071.84 = 6,994,173,394.56 : x
  2. Step 2: Convert to fraction form
    12,709,231,447.56/17,538,898,071.84 = 6,994,173,394.56/x
  3. Step 3: Cross multiply
    12,709,231,447.56x = 17,538,898,071.84 × 6,994,173,394.56
  4. Step 4: Simplify right side
    12,709,231,447.56x = 122,670,094,263,963,025,408
  5. Step 5: Solve for x
    x = 122,670,094,263,963,025,408/12,709,231,447.56
  6. Step 6: Final answer
    x = 9,652,046,606.45

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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.