Home / 15,121,887,620.60-22,682,831,430.90-4,080,385,969.40

Finding the Fourth Proportional to 15,121,887,620.60, 22,682,831,430.90 and 4,080,385,969.40

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Solution

The fourth proportional to 15,121,887,620.60, 22,682,831,430.90 and 4,080,385,969.40 is: 6,120,578,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,121,887,620.60 : 22,682,831,430.90 = 4,080,385,969.40 : x
  2. Step 2: Convert to fraction form
    15,121,887,620.60/22,682,831,430.90 = 4,080,385,969.40/x
  3. Step 3: Cross multiply
    15,121,887,620.60x = 22,682,831,430.90 × 4,080,385,969.40
  4. Step 4: Simplify right side
    15,121,887,620.60x = 92,554,707,116,909,690,880
  5. Step 5: Solve for x
    x = 92,554,707,116,909,690,880/15,121,887,620.60
  6. Step 6: Final answer
    x = 6,120,578,954.10

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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.