Home / 213,146,200.72-294,148,889.40-130,624,048.72

Finding the Fourth Proportional to 213,146,200.72, 294,148,889.40 and 130,624,048.72

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Solution

The fourth proportional to 213,146,200.72, 294,148,889.40 and 130,624,048.72 is: 180,265,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,146,200.72 : 294,148,889.40 = 130,624,048.72 : x
  2. Step 2: Convert to fraction form
    213,146,200.72/294,148,889.40 = 130,624,048.72/x
  3. Step 3: Cross multiply
    213,146,200.72x = 294,148,889.40 × 130,624,048.72
  4. Step 4: Simplify right side
    213,146,200.72x = 38,422,918,859,919,488
  5. Step 5: Solve for x
    x = 38,422,918,859,919,488/213,146,200.72
  6. Step 6: Final answer
    x = 180,265,558.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.