Home / 75,815,999.80-113,723,999.70-37,483,430.20

Finding the Fourth Proportional to 75,815,999.80, 113,723,999.70 and 37,483,430.20

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Solution

The fourth proportional to 75,815,999.80, 113,723,999.70 and 37,483,430.20 is: 56,225,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,815,999.80 : 113,723,999.70 = 37,483,430.20 : x
  2. Step 2: Convert to fraction form
    75,815,999.80/113,723,999.70 = 37,483,430.20/x
  3. Step 3: Cross multiply
    75,815,999.80x = 113,723,999.70 × 37,483,430.20
  4. Step 4: Simplify right side
    75,815,999.80x = 4,262,765,604,819,771.50
  5. Step 5: Solve for x
    x = 4,262,765,604,819,771.50/75,815,999.80
  6. Step 6: Final answer
    x = 56,225,145.30

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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.