Home / 295,859,757.60-408,298,488.48-163,698,602.40

Finding the Fourth Proportional to 295,859,757.60, 408,298,488.48 and 163,698,602.40

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Solution

The fourth proportional to 295,859,757.60, 408,298,488.48 and 163,698,602.40 is: 225,910,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,859,757.60 : 408,298,488.48 = 163,698,602.40 : x
  2. Step 2: Convert to fraction form
    295,859,757.60/408,298,488.48 = 163,698,602.40/x
  3. Step 3: Cross multiply
    295,859,757.60x = 408,298,488.48 × 163,698,602.40
  4. Step 4: Simplify right side
    295,859,757.60x = 66,837,891,926,208,504
  5. Step 5: Solve for x
    x = 66,837,891,926,208,504/295,859,757.60
  6. Step 6: Final answer
    x = 225,910,723.61

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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.