Home / 295,190,427.36-442,401,575.76-120,109,425.12

Finding the Fourth Proportional to 295,190,427.36, 442,401,575.76 and 120,109,425.12

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Solution

The fourth proportional to 295,190,427.36, 442,401,575.76 and 120,109,425.12 is: 180,007,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,190,427.36 : 442,401,575.76 = 120,109,425.12 : x
  2. Step 2: Convert to fraction form
    295,190,427.36/442,401,575.76 = 120,109,425.12/x
  3. Step 3: Cross multiply
    295,190,427.36x = 442,401,575.76 × 120,109,425.12
  4. Step 4: Simplify right side
    295,190,427.36x = 53,136,598,936,715,728
  5. Step 5: Solve for x
    x = 53,136,598,936,715,728/295,190,427.36
  6. Step 6: Final answer
    x = 180,007,866.15

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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.