Home / 355,037,765.60-532,556,648.40-163,934,789.60

Finding the Fourth Proportional to 355,037,765.60, 532,556,648.40 and 163,934,789.60

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Solution

The fourth proportional to 355,037,765.60, 532,556,648.40 and 163,934,789.60 is: 245,902,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,037,765.60 : 532,556,648.40 = 163,934,789.60 : x
  2. Step 2: Convert to fraction form
    355,037,765.60/532,556,648.40 = 163,934,789.60/x
  3. Step 3: Cross multiply
    355,037,765.60x = 532,556,648.40 × 163,934,789.60
  4. Step 4: Simplify right side
    355,037,765.60x = 87,304,562,105,535,168
  5. Step 5: Solve for x
    x = 87,304,562,105,535,168/355,037,765.60
  6. Step 6: Final answer
    x = 245,902,184.40

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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.