Home / 18,409,672,526.32-27,611,485,480.56-7,926,066,526.96

Finding the Fourth Proportional to 18,409,672,526.32, 27,611,485,480.56 and 7,926,066,526.96

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Solution

The fourth proportional to 18,409,672,526.32, 27,611,485,480.56 and 7,926,066,526.96 is: 11,887,798,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,672,526.32 : 27,611,485,480.56 = 7,926,066,526.96 : x
  2. Step 2: Convert to fraction form
    18,409,672,526.32/27,611,485,480.56 = 7,926,066,526.96/x
  3. Step 3: Cross multiply
    18,409,672,526.32x = 27,611,485,480.56 × 7,926,066,526.96
  4. Step 4: Simplify right side
    18,409,672,526.32x = 218,850,470,827,108,663,296
  5. Step 5: Solve for x
    x = 218,850,470,827,108,663,296/18,409,672,526.32
  6. Step 6: Final answer
    x = 11,887,798,140.58

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1.5x scale

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.