Home / 295,245,829.70-442,868,744.55-213,191,339.30

Finding the Fourth Proportional to 295,245,829.70, 442,868,744.55 and 213,191,339.30

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Solution

The fourth proportional to 295,245,829.70, 442,868,744.55 and 213,191,339.30 is: 319,787,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,829.70 : 442,868,744.55 = 213,191,339.30 : x
  2. Step 2: Convert to fraction form
    295,245,829.70/442,868,744.55 = 213,191,339.30/x
  3. Step 3: Cross multiply
    295,245,829.70x = 442,868,744.55 × 213,191,339.30
  4. Step 4: Simplify right side
    295,245,829.70x = 94,415,780,784,724,080
  5. Step 5: Solve for x
    x = 94,415,780,784,724,080/295,245,829.70
  6. Step 6: Final answer
    x = 319,787,008.95

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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.