Home / 283,284,906.10-424,927,359.15-168,210,214.90

Finding the Fourth Proportional to 283,284,906.10, 424,927,359.15 and 168,210,214.90

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Solution

The fourth proportional to 283,284,906.10, 424,927,359.15 and 168,210,214.90 is: 252,315,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,284,906.10 : 424,927,359.15 = 168,210,214.90 : x
  2. Step 2: Convert to fraction form
    283,284,906.10/424,927,359.15 = 168,210,214.90/x
  3. Step 3: Cross multiply
    283,284,906.10x = 424,927,359.15 × 168,210,214.90
  4. Step 4: Simplify right side
    283,284,906.10x = 71,477,122,399,510,976
  5. Step 5: Solve for x
    x = 71,477,122,399,510,976/283,284,906.10
  6. Step 6: Final answer
    x = 252,315,322.35

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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.