Home / 53,223,863.20-79,835,794.80-51,133,674.40

Finding the Fourth Proportional to 53,223,863.20, 79,835,794.80 and 51,133,674.40

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Solution

The fourth proportional to 53,223,863.20, 79,835,794.80 and 51,133,674.40 is: 76,700,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,863.20 : 79,835,794.80 = 51,133,674.40 : x
  2. Step 2: Convert to fraction form
    53,223,863.20/79,835,794.80 = 51,133,674.40/x
  3. Step 3: Cross multiply
    53,223,863.20x = 79,835,794.80 × 51,133,674.40
  4. Step 4: Simplify right side
    53,223,863.20x = 4,082,297,536,768,413
  5. Step 5: Solve for x
    x = 4,082,297,536,768,413/53,223,863.20
  6. Step 6: Final answer
    x = 76,700,511.60

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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.