Home / 336,909,817.47-505,364,048.50-316,407,795.57

Finding the Fourth Proportional to 336,909,817.47, 505,364,048.50 and 316,407,795.57

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Solution

The fourth proportional to 336,909,817.47, 505,364,048.50 and 316,407,795.57 is: 474,611,056.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,909,817.47 : 505,364,048.50 = 316,407,795.57 : x
  2. Step 2: Convert to fraction form
    336,909,817.47/505,364,048.50 = 316,407,795.57/x
  3. Step 3: Cross multiply
    336,909,817.47x = 505,364,048.50 × 316,407,795.57
  4. Step 4: Simplify right side
    336,909,817.47x = 159,901,124,542,106,720
  5. Step 5: Solve for x
    x = 159,901,124,542,106,720/336,909,817.47
  6. Step 6: Final answer
    x = 474,611,056.89

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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.