Home / 170,130,830.20-255,196,245.30-161,172,878.20

Finding the Fourth Proportional to 170,130,830.20, 255,196,245.30 and 161,172,878.20

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Solution

The fourth proportional to 170,130,830.20, 255,196,245.30 and 161,172,878.20 is: 241,759,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,130,830.20 : 255,196,245.30 = 161,172,878.20 : x
  2. Step 2: Convert to fraction form
    170,130,830.20/255,196,245.30 = 161,172,878.20/x
  3. Step 3: Cross multiply
    170,130,830.20x = 255,196,245.30 × 161,172,878.20
  4. Step 4: Simplify right side
    170,130,830.20x = 41,130,713,360,834,224
  5. Step 5: Solve for x
    x = 41,130,713,360,834,224/170,130,830.20
  6. Step 6: Final answer
    x = 241,759,317.30

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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.