Home / 336,901,300.80-505,351,951.20-155,502,772.80

Finding the Fourth Proportional to 336,901,300.80, 505,351,951.20 and 155,502,772.80

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Solution

The fourth proportional to 336,901,300.80, 505,351,951.20 and 155,502,772.80 is: 233,254,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,901,300.80 : 505,351,951.20 = 155,502,772.80 : x
  2. Step 2: Convert to fraction form
    336,901,300.80/505,351,951.20 = 155,502,772.80/x
  3. Step 3: Cross multiply
    336,901,300.80x = 505,351,951.20 × 155,502,772.80
  4. Step 4: Simplify right side
    336,901,300.80x = 78,583,629,651,490,288
  5. Step 5: Solve for x
    x = 78,583,629,651,490,288/336,901,300.80
  6. Step 6: Final answer
    x = 233,254,159.20

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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.