Home / 199,493,964,956.65-299,279,447,345.64-65,152,338,863.31

Finding the Fourth Proportional to 199,493,964,956.65, 299,279,447,345.64 and 65,152,338,863.31

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Solution

The fourth proportional to 199,493,964,956.65, 299,279,447,345.64 and 65,152,338,863.31 is: 97,741,081,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,493,964,956.65 : 299,279,447,345.64 = 65,152,338,863.31 : x
  2. Step 2: Convert to fraction form
    199,493,964,956.65/299,279,447,345.64 = 65,152,338,863.31/x
  3. Step 3: Cross multiply
    199,493,964,956.65x = 299,279,447,345.64 × 65,152,338,863.31
  4. Step 4: Simplify right side
    199,493,964,956.65x = 19,498,755,968,287,280,988,160
  5. Step 5: Solve for x
    x = 19,498,755,968,287,280,988,160/199,493,964,956.65
  6. Step 6: Final answer
    x = 97,741,081,904.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.