Home / 19,956,528,882.72-27,538,125,990.48-11,926,270,703.52

Finding the Fourth Proportional to 19,956,528,882.72, 27,538,125,990.48 and 11,926,270,703.52

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Solution

The fourth proportional to 19,956,528,882.72, 27,538,125,990.48 and 11,926,270,703.52 is: 16,457,127,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956,528,882.72 : 27,538,125,990.48 = 11,926,270,703.52 : x
  2. Step 2: Convert to fraction form
    19,956,528,882.72/27,538,125,990.48 = 11,926,270,703.52/x
  3. Step 3: Cross multiply
    19,956,528,882.72x = 27,538,125,990.48 × 11,926,270,703.52
  4. Step 4: Simplify right side
    19,956,528,882.72x = 328,427,145,230,104,330,240
  5. Step 5: Solve for x
    x = 328,427,145,230,104,330,240/19,956,528,882.72
  6. Step 6: Final answer
    x = 16,457,127,748.03

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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.