Home / 189,563,213,484.39-284,442,579,651.48-88,844,313,405.15

Finding the Fourth Proportional to 189,563,213,484.39, 284,442,579,651.48 and 88,844,313,405.15

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Solution

The fourth proportional to 189,563,213,484.39, 284,442,579,651.48 and 88,844,313,405.15 is: 133,312,287,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,563,213,484.39 : 284,442,579,651.48 = 88,844,313,405.15 : x
  2. Step 2: Convert to fraction form
    189,563,213,484.39/284,442,579,651.48 = 88,844,313,405.15/x
  3. Step 3: Cross multiply
    189,563,213,484.39x = 284,442,579,651.48 × 88,844,313,405.15
  4. Step 4: Simplify right side
    189,563,213,484.39x = 25,271,105,692,325,426,233,344
  5. Step 5: Solve for x
    x = 25,271,105,692,325,426,233,344/189,563,213,484.39
  6. Step 6: Final answer
    x = 133,312,287,905.51

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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.