Home / 13,621,942,430.40-20,432,913,645.60-6,275,302,046.40

Finding the Fourth Proportional to 13,621,942,430.40, 20,432,913,645.60 and 6,275,302,046.40

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Solution

The fourth proportional to 13,621,942,430.40, 20,432,913,645.60 and 6,275,302,046.40 is: 9,412,953,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,621,942,430.40 : 20,432,913,645.60 = 6,275,302,046.40 : x
  2. Step 2: Convert to fraction form
    13,621,942,430.40/20,432,913,645.60 = 6,275,302,046.40/x
  3. Step 3: Cross multiply
    13,621,942,430.40x = 20,432,913,645.60 × 6,275,302,046.40
  4. Step 4: Simplify right side
    13,621,942,430.40x = 128,222,704,814,148,141,056
  5. Step 5: Solve for x
    x = 128,222,704,814,148,141,056/13,621,942,430.40
  6. Step 6: Final answer
    x = 9,412,953,069.60

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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.