Home / 254,460,097.20-381,690,145.80-125,087,674.80

Finding the Fourth Proportional to 254,460,097.20, 381,690,145.80 and 125,087,674.80

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Solution

The fourth proportional to 254,460,097.20, 381,690,145.80 and 125,087,674.80 is: 187,631,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,460,097.20 : 381,690,145.80 = 125,087,674.80 : x
  2. Step 2: Convert to fraction form
    254,460,097.20/381,690,145.80 = 125,087,674.80/x
  3. Step 3: Cross multiply
    254,460,097.20x = 381,690,145.80 × 125,087,674.80
  4. Step 4: Simplify right side
    254,460,097.20x = 47,744,732,832,194,984
  5. Step 5: Solve for x
    x = 47,744,732,832,194,984/254,460,097.20
  6. Step 6: Final answer
    x = 187,631,512.20

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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.