Home / 79,648,744.04-119,485,713.18-28,529,631.08

Finding the Fourth Proportional to 79,648,744.04, 119,485,713.18 and 28,529,631.08

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Solution

The fourth proportional to 79,648,744.04, 119,485,713.18 and 28,529,631.08 is: 42,798,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,648,744.04 : 119,485,713.18 = 28,529,631.08 : x
  2. Step 2: Convert to fraction form
    79,648,744.04/119,485,713.18 = 28,529,631.08/x
  3. Step 3: Cross multiply
    79,648,744.04x = 119,485,713.18 × 28,529,631.08
  4. Step 4: Simplify right side
    79,648,744.04x = 3,408,883,315,616,016.50
  5. Step 5: Solve for x
    x = 3,408,883,315,616,016.50/79,648,744.04
  6. Step 6: Final answer
    x = 42,798,958.81

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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.