Home / 445,760,433-668,675,835.84-118,236,042.90

Finding the Fourth Proportional to 445,760,433, 668,675,835.84 and 118,236,042.90

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Solution

The fourth proportional to 445,760,433, 668,675,835.84 and 118,236,042.90 is: 177,363,397.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,760,433 : 668,675,835.84 = 118,236,042.90 : x
  2. Step 2: Convert to fraction form
    445,760,433/668,675,835.84 = 118,236,042.90/x
  3. Step 3: Cross multiply
    445,760,433x = 668,675,835.84 × 118,236,042.90
  4. Step 4: Simplify right side
    445,760,433x = 79,061,584,812,571,600
  5. Step 5: Solve for x
    x = 79,061,584,812,571,600/445,760,433
  6. Step 6: Final answer
    x = 177,363,397.38

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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.