Home / 196,643,347.88-294,979,193.57-75,474,799.88

Finding the Fourth Proportional to 196,643,347.88, 294,979,193.57 and 75,474,799.88

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Solution

The fourth proportional to 196,643,347.88, 294,979,193.57 and 75,474,799.88 is: 113,217,639.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,643,347.88 : 294,979,193.57 = 75,474,799.88 : x
  2. Step 2: Convert to fraction form
    196,643,347.88/294,979,193.57 = 75,474,799.88/x
  3. Step 3: Cross multiply
    196,643,347.88x = 294,979,193.57 × 75,474,799.88
  4. Step 4: Simplify right side
    196,643,347.88x = 22,263,495,602,173,324
  5. Step 5: Solve for x
    x = 22,263,495,602,173,324/196,643,347.88
  6. Step 6: Final answer
    x = 113,217,639.16

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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.