Home / 406,150,964,465.66-560,480,790,738.18-223,244,155,971.02

Finding the Fourth Proportional to 406,150,964,465.66, 560,480,790,738.18 and 223,244,155,971.02

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Solution

The fourth proportional to 406,150,964,465.66, 560,480,790,738.18 and 223,244,155,971.02 is: 308,072,790,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,150,964,465.66 : 560,480,790,738.18 = 223,244,155,971.02 : x
  2. Step 2: Convert to fraction form
    406,150,964,465.66/560,480,790,738.18 = 223,244,155,971.02/x
  3. Step 3: Cross multiply
    406,150,964,465.66x = 560,480,790,738.18 × 223,244,155,971.02
  4. Step 4: Simplify right side
    406,150,964,465.66x = 125,124,061,066,314,884,579,328
  5. Step 5: Solve for x
    x = 125,124,061,066,314,884,579,328/406,150,964,465.66
  6. Step 6: Final answer
    x = 308,072,790,694.79

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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.