Home / 336,879,617.60-505,319,426.40-164,267,580.80

Finding the Fourth Proportional to 336,879,617.60, 505,319,426.40 and 164,267,580.80

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Solution

The fourth proportional to 336,879,617.60, 505,319,426.40 and 164,267,580.80 is: 246,401,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,879,617.60 : 505,319,426.40 = 164,267,580.80 : x
  2. Step 2: Convert to fraction form
    336,879,617.60/505,319,426.40 = 164,267,580.80/x
  3. Step 3: Cross multiply
    336,879,617.60x = 505,319,426.40 × 164,267,580.80
  4. Step 4: Simplify right side
    336,879,617.60x = 83,007,599,705,971,648
  5. Step 5: Solve for x
    x = 83,007,599,705,971,648/336,879,617.60
  6. Step 6: Final answer
    x = 246,401,371.20

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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.