Home / 295,190,023.40-442,973,991.90-172,368,103.40

Finding the Fourth Proportional to 295,190,023.40, 442,973,991.90 and 172,368,103.40

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Solution

The fourth proportional to 295,190,023.40, 442,973,991.90 and 172,368,103.40 is: 258,662,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,190,023.40 : 442,973,991.90 = 172,368,103.40 : x
  2. Step 2: Convert to fraction form
    295,190,023.40/442,973,991.90 = 172,368,103.40/x
  3. Step 3: Cross multiply
    295,190,023.40x = 442,973,991.90 × 172,368,103.40
  4. Step 4: Simplify right side
    295,190,023.40x = 76,354,586,839,329,968
  5. Step 5: Solve for x
    x = 76,354,586,839,329,968/295,190,023.40
  6. Step 6: Final answer
    x = 258,662,491.23

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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.