Home / 14,131,897,213.23-19,502,018,263.87-7,788,265,117.68

Finding the Fourth Proportional to 14,131,897,213.23, 19,502,018,263.87 and 7,788,265,117.68

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Solution

The fourth proportional to 14,131,897,213.23, 19,502,018,263.87 and 7,788,265,117.68 is: 10,747,805,922.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131,897,213.23 : 19,502,018,263.87 = 7,788,265,117.68 : x
  2. Step 2: Convert to fraction form
    14,131,897,213.23/19,502,018,263.87 = 7,788,265,117.68/x
  3. Step 3: Cross multiply
    14,131,897,213.23x = 19,502,018,263.87 × 7,788,265,117.68
  4. Step 4: Simplify right side
    14,131,897,213.23x = 151,886,888,568,917,458,944
  5. Step 5: Solve for x
    x = 151,886,888,568,917,458,944/14,131,897,213.23
  6. Step 6: Final answer
    x = 10,747,805,922.81

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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.