Home / 70,992,980.60-106,300,514.10-45,294,855.80

Finding the Fourth Proportional to 70,992,980.60, 106,300,514.10 and 45,294,855.80

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Solution

The fourth proportional to 70,992,980.60, 106,300,514.10 and 45,294,855.80 is: 67,821,725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,992,980.60 : 106,300,514.10 = 45,294,855.80 : x
  2. Step 2: Convert to fraction form
    70,992,980.60/106,300,514.10 = 45,294,855.80/x
  3. Step 3: Cross multiply
    70,992,980.60x = 106,300,514.10 × 45,294,855.80
  4. Step 4: Simplify right side
    70,992,980.60x = 4,814,866,457,625,366
  5. Step 5: Solve for x
    x = 4,814,866,457,625,366/70,992,980.60
  6. Step 6: Final answer
    x = 67,821,725.71

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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.