Home / 30,244,034,909.70-45,366,052,364.55-8,161,031,607.30

Finding the Fourth Proportional to 30,244,034,909.70, 45,366,052,364.55 and 8,161,031,607.30

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Solution

The fourth proportional to 30,244,034,909.70, 45,366,052,364.55 and 8,161,031,607.30 is: 12,241,547,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244,034,909.70 : 45,366,052,364.55 = 8,161,031,607.30 : x
  2. Step 2: Convert to fraction form
    30,244,034,909.70/45,366,052,364.55 = 8,161,031,607.30/x
  3. Step 3: Cross multiply
    30,244,034,909.70x = 45,366,052,364.55 × 8,161,031,607.30
  4. Step 4: Simplify right side
    30,244,034,909.70x = 370,233,787,245,519,503,360
  5. Step 5: Solve for x
    x = 370,233,787,245,519,503,360/30,244,034,909.70
  6. Step 6: Final answer
    x = 12,241,547,410.95

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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.