Home / 254,482,800.30-381,724,200.45-125,342,637.30

Finding the Fourth Proportional to 254,482,800.30, 381,724,200.45 and 125,342,637.30

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Solution

The fourth proportional to 254,482,800.30, 381,724,200.45 and 125,342,637.30 is: 188,013,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,482,800.30 : 381,724,200.45 = 125,342,637.30 : x
  2. Step 2: Convert to fraction form
    254,482,800.30/381,724,200.45 = 125,342,637.30/x
  3. Step 3: Cross multiply
    254,482,800.30x = 381,724,200.45 × 125,342,637.30
  4. Step 4: Simplify right side
    254,482,800.30x = 47,846,318,005,636,848
  5. Step 5: Solve for x
    x = 47,846,318,005,636,848/254,482,800.30
  6. Step 6: Final answer
    x = 188,013,955.95

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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.