Home / 13,315,193,798.51-18,368,000,994.28-8,232,933,133.48

Finding the Fourth Proportional to 13,315,193,798.51, 18,368,000,994.28 and 8,232,933,133.48

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Solution

The fourth proportional to 13,315,193,798.51, 18,368,000,994.28 and 8,232,933,133.48 is: 11,357,140,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,315,193,798.51 : 18,368,000,994.28 = 8,232,933,133.48 : x
  2. Step 2: Convert to fraction form
    13,315,193,798.51/18,368,000,994.28 = 8,232,933,133.48/x
  3. Step 3: Cross multiply
    13,315,193,798.51x = 18,368,000,994.28 × 8,232,933,133.48
  4. Step 4: Simplify right side
    13,315,193,798.51x = 151,222,523,981,601,374,208
  5. Step 5: Solve for x
    x = 151,222,523,981,601,374,208/13,315,193,798.51
  6. Step 6: Final answer
    x = 11,357,140,291.76

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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.