Home / 19,705,788,071.69-27,192,575,765.45-11,567,921,911.43

Finding the Fourth Proportional to 19,705,788,071.69, 27,192,575,765.45 and 11,567,921,911.43

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Solution

The fourth proportional to 19,705,788,071.69, 27,192,575,765.45 and 11,567,921,911.43 is: 15,962,903,482.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705,788,071.69 : 27,192,575,765.45 = 11,567,921,911.43 : x
  2. Step 2: Convert to fraction form
    19,705,788,071.69/27,192,575,765.45 = 11,567,921,911.43/x
  3. Step 3: Cross multiply
    19,705,788,071.69x = 27,192,575,765.45 × 11,567,921,911.43
  4. Step 4: Simplify right side
    19,705,788,071.69x = 314,561,593,025,256,620,032
  5. Step 5: Solve for x
    x = 314,561,593,025,256,620,032/19,705,788,071.69
  6. Step 6: Final answer
    x = 15,962,903,482.01

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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.