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Finding the Fourth Proportional to 295,245,842.70, 442,868,764.05 and 295,245,842.70

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Solution

The fourth proportional to 295,245,842.70, 442,868,764.05 and 295,245,842.70 is: 442,868,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,842.70 : 442,868,764.05 = 295,245,842.70 : x
  2. Step 2: Convert to fraction form
    295,245,842.70/442,868,764.05 = 295,245,842.70/x
  3. Step 3: Cross multiply
    295,245,842.70x = 442,868,764.05 × 295,245,842.70
  4. Step 4: Simplify right side
    295,245,842.70x = 130,755,161,447,449,712
  5. Step 5: Solve for x
    x = 130,755,161,447,449,712/295,245,842.70
  6. Step 6: Final answer
    x = 442,868,764.05

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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.