Home / 351,016,031.40-526,524,047.10-248,979,359.40

Finding the Fourth Proportional to 351,016,031.40, 526,524,047.10 and 248,979,359.40

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Solution

The fourth proportional to 351,016,031.40, 526,524,047.10 and 248,979,359.40 is: 373,469,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,016,031.40 : 526,524,047.10 = 248,979,359.40 : x
  2. Step 2: Convert to fraction form
    351,016,031.40/526,524,047.10 = 248,979,359.40/x
  3. Step 3: Cross multiply
    351,016,031.40x = 526,524,047.10 × 248,979,359.40
  4. Step 4: Simplify right side
    351,016,031.40x = 131,093,619,955,653,440
  5. Step 5: Solve for x
    x = 131,093,619,955,653,440/351,016,031.40
  6. Step 6: Final answer
    x = 373,469,039.10

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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.