Home / 28,323,034,095.78-42,463,606,719.06-17,128,419,514.02

Finding the Fourth Proportional to 28,323,034,095.78, 42,463,606,719.06 and 17,128,419,514.02

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Solution

The fourth proportional to 28,323,034,095.78, 42,463,606,719.06 and 17,128,419,514.02 is: 25,679,963,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323,034,095.78 : 42,463,606,719.06 = 17,128,419,514.02 : x
  2. Step 2: Convert to fraction form
    28,323,034,095.78/42,463,606,719.06 = 17,128,419,514.02/x
  3. Step 3: Cross multiply
    28,323,034,095.78x = 42,463,606,719.06 × 17,128,419,514.02
  4. Step 4: Simplify right side
    28,323,034,095.78x = 727,334,469,962,418,094,080
  5. Step 5: Solve for x
    x = 727,334,469,962,418,094,080/28,323,034,095.78
  6. Step 6: Final answer
    x = 25,679,963,082.44

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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.