Home / 294,879,631.76-407,014,823.40-171,160,166.96

Finding the Fourth Proportional to 294,879,631.76, 407,014,823.40 and 171,160,166.96

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Solution

The fourth proportional to 294,879,631.76, 407,014,823.40 and 171,160,166.96 is: 236,248,006.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,879,631.76 : 407,014,823.40 = 171,160,166.96 : x
  2. Step 2: Convert to fraction form
    294,879,631.76/407,014,823.40 = 171,160,166.96/x
  3. Step 3: Cross multiply
    294,879,631.76x = 407,014,823.40 × 171,160,166.96
  4. Step 4: Simplify right side
    294,879,631.76x = 69,664,725,128,338,912
  5. Step 5: Solve for x
    x = 69,664,725,128,338,912/294,879,631.76
  6. Step 6: Final answer
    x = 236,248,006.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.