Home / 30,646,887,757.20-45,948,268,698.12-18,831,594,188.16

Finding the Fourth Proportional to 30,646,887,757.20, 45,948,268,698.12 and 18,831,594,188.16

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Solution

The fourth proportional to 30,646,887,757.20, 45,948,268,698.12 and 18,831,594,188.16 is: 28,233,834,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,646,887,757.20 : 45,948,268,698.12 = 18,831,594,188.16 : x
  2. Step 2: Convert to fraction form
    30,646,887,757.20/45,948,268,698.12 = 18,831,594,188.16/x
  3. Step 3: Cross multiply
    30,646,887,757.20x = 45,948,268,698.12 × 18,831,594,188.16
  4. Step 4: Simplify right side
    30,646,887,757.20x = 865,279,149,771,530,698,752
  5. Step 5: Solve for x
    x = 865,279,149,771,530,698,752/30,646,887,757.20
  6. Step 6: Final answer
    x = 28,233,834,268.15

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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.