Home / 252,096,032.40-378,144,048.60-124,428,627.60

Finding the Fourth Proportional to 252,096,032.40, 378,144,048.60 and 124,428,627.60

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Solution

The fourth proportional to 252,096,032.40, 378,144,048.60 and 124,428,627.60 is: 186,642,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,096,032.40 : 378,144,048.60 = 124,428,627.60 : x
  2. Step 2: Convert to fraction form
    252,096,032.40/378,144,048.60 = 124,428,627.60/x
  3. Step 3: Cross multiply
    252,096,032.40x = 378,144,048.60 × 124,428,627.60
  4. Step 4: Simplify right side
    252,096,032.40x = 47,051,945,002,405,704
  5. Step 5: Solve for x
    x = 47,051,945,002,405,704/252,096,032.40
  6. Step 6: Final answer
    x = 186,642,941.40

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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.