Home / 336,280,520.28-504,442,090.98-142,155,756.12

Finding the Fourth Proportional to 336,280,520.28, 504,442,090.98 and 142,155,756.12

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Solution

The fourth proportional to 336,280,520.28, 504,442,090.98 and 142,155,756.12 is: 213,242,642.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,280,520.28 : 504,442,090.98 = 142,155,756.12 : x
  2. Step 2: Convert to fraction form
    336,280,520.28/504,442,090.98 = 142,155,756.12/x
  3. Step 3: Cross multiply
    336,280,520.28x = 504,442,090.98 × 142,155,756.12
  4. Step 4: Simplify right side
    336,280,520.28x = 71,709,346,862,015,736
  5. Step 5: Solve for x
    x = 71,709,346,862,015,736/336,280,520.28
  6. Step 6: Final answer
    x = 213,242,642.79

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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.