Home / 19,705,788,074.19-27,192,575,768.90-11,567,921,913.93

Finding the Fourth Proportional to 19,705,788,074.19, 27,192,575,768.90 and 11,567,921,913.93

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Solution

The fourth proportional to 19,705,788,074.19, 27,192,575,768.90 and 11,567,921,913.93 is: 15,962,903,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705,788,074.19 : 27,192,575,768.90 = 11,567,921,913.93 : x
  2. Step 2: Convert to fraction form
    19,705,788,074.19/27,192,575,768.90 = 11,567,921,913.93/x
  3. Step 3: Cross multiply
    19,705,788,074.19x = 27,192,575,768.90 × 11,567,921,913.93
  4. Step 4: Simplify right side
    19,705,788,074.19x = 314,561,593,133,124,288,512
  5. Step 5: Solve for x
    x = 314,561,593,133,124,288,512/19,705,788,074.19
  6. Step 6: Final answer
    x = 15,962,903,485.46

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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.