Home / 295,644,488.55-407,992,037.72-163,494,376.59

Finding the Fourth Proportional to 295,644,488.55, 407,992,037.72 and 163,494,376.59

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Solution

The fourth proportional to 295,644,488.55, 407,992,037.72 and 163,494,376.59 is: 225,623,701.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644,488.55 : 407,992,037.72 = 163,494,376.59 : x
  2. Step 2: Convert to fraction form
    295,644,488.55/407,992,037.72 = 163,494,376.59/x
  3. Step 3: Cross multiply
    295,644,488.55x = 407,992,037.72 × 163,494,376.59
  4. Step 4: Simplify right side
    295,644,488.55x = 66,704,403,860,715,168
  5. Step 5: Solve for x
    x = 66,704,403,860,715,168/295,644,488.55
  6. Step 6: Final answer
    x = 225,623,701.59

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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.