Home / 53,163,145.80-79,762,433.40-47,448,514.80

Finding the Fourth Proportional to 53,163,145.80, 79,762,433.40 and 47,448,514.80

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Solution

The fourth proportional to 53,163,145.80, 79,762,433.40 and 47,448,514.80 is: 71,188,582.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,163,145.80 : 79,762,433.40 = 47,448,514.80 : x
  2. Step 2: Convert to fraction form
    53,163,145.80/79,762,433.40 = 47,448,514.80/x
  3. Step 3: Cross multiply
    53,163,145.80x = 79,762,433.40 × 47,448,514.80
  4. Step 4: Simplify right side
    53,163,145.80x = 3,784,609,001,663,914.50
  5. Step 5: Solve for x
    x = 3,784,609,001,663,914.50/53,163,145.80
  6. Step 6: Final answer
    x = 71,188,582.71

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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.