Home / 28,556,760,164.68-39,366,795,196.74-19,956,485,463.40

Finding the Fourth Proportional to 28,556,760,164.68, 39,366,795,196.74 and 19,956,485,463.40

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Solution

The fourth proportional to 28,556,760,164.68, 39,366,795,196.74 and 19,956,485,463.40 is: 27,510,924,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,760,164.68 : 39,366,795,196.74 = 19,956,485,463.40 : x
  2. Step 2: Convert to fraction form
    28,556,760,164.68/39,366,795,196.74 = 19,956,485,463.40/x
  3. Step 3: Cross multiply
    28,556,760,164.68x = 39,366,795,196.74 × 19,956,485,463.40
  4. Step 4: Simplify right side
    28,556,760,164.68x = 785,622,876,084,386,791,424
  5. Step 5: Solve for x
    x = 785,622,876,084,386,791,424/28,556,760,164.68
  6. Step 6: Final answer
    x = 27,510,924,613.08

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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.