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Finding the Fourth Proportional to 553,645,050.76, 828,424,537.32 and 332,451,101.32

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Solution

The fourth proportional to 553,645,050.76, 828,424,537.32 and 332,451,101.32 is: 497,449,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,645,050.76 : 828,424,537.32 = 332,451,101.32 : x
  2. Step 2: Convert to fraction form
    553,645,050.76/828,424,537.32 = 332,451,101.32/x
  3. Step 3: Cross multiply
    553,645,050.76x = 828,424,537.32 × 332,451,101.32
  4. Step 4: Simplify right side
    553,645,050.76x = 275,410,649,792,545,440
  5. Step 5: Solve for x
    x = 275,410,649,792,545,440/553,645,050.76
  6. Step 6: Final answer
    x = 497,449,854.22

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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.