Home / 189,666,519.72-284,295,682.26-124,062,954.36

Finding the Fourth Proportional to 189,666,519.72, 284,295,682.26 and 124,062,954.36

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Solution

The fourth proportional to 189,666,519.72, 284,295,682.26 and 124,062,954.36 is: 185,960,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,666,519.72 : 284,295,682.26 = 124,062,954.36 : x
  2. Step 2: Convert to fraction form
    189,666,519.72/284,295,682.26 = 124,062,954.36/x
  3. Step 3: Cross multiply
    189,666,519.72x = 284,295,682.26 × 124,062,954.36
  4. Step 4: Simplify right side
    189,666,519.72x = 35,270,562,252,967,440
  5. Step 5: Solve for x
    x = 35,270,562,252,967,440/189,666,519.72
  6. Step 6: Final answer
    x = 185,960,929.24

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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.