Home / 336,909,817.65-505,364,048.77-316,407,795.75

Finding the Fourth Proportional to 336,909,817.65, 505,364,048.77 and 316,407,795.75

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Solution

The fourth proportional to 336,909,817.65, 505,364,048.77 and 316,407,795.75 is: 474,611,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,909,817.65 : 505,364,048.77 = 316,407,795.75 : x
  2. Step 2: Convert to fraction form
    336,909,817.65/505,364,048.77 = 316,407,795.75/x
  3. Step 3: Cross multiply
    336,909,817.65x = 505,364,048.77 × 316,407,795.75
  4. Step 4: Simplify right side
    336,909,817.65x = 159,901,124,722,611,200
  5. Step 5: Solve for x
    x = 159,901,124,722,611,200/336,909,817.65
  6. Step 6: Final answer
    x = 474,611,057.16

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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.