Home / 19,705,788,072.19-27,192,575,766.14-11,567,921,911.93

Finding the Fourth Proportional to 19,705,788,072.19, 27,192,575,766.14 and 11,567,921,911.93

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Solution

The fourth proportional to 19,705,788,072.19, 27,192,575,766.14 and 11,567,921,911.93 is: 15,962,903,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705,788,072.19 : 27,192,575,766.14 = 11,567,921,911.93 : x
  2. Step 2: Convert to fraction form
    19,705,788,072.19/27,192,575,766.14 = 11,567,921,911.93/x
  3. Step 3: Cross multiply
    19,705,788,072.19x = 27,192,575,766.14 × 11,567,921,911.93
  4. Step 4: Simplify right side
    19,705,788,072.19x = 314,561,593,046,811,607,040
  5. Step 5: Solve for x
    x = 314,561,593,046,811,607,040/19,705,788,072.19
  6. Step 6: Final answer
    x = 15,962,903,482.70

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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.