Home / 336,909,817.22-505,364,048.12-316,407,795.32

Finding the Fourth Proportional to 336,909,817.22, 505,364,048.12 and 316,407,795.32

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Solution

The fourth proportional to 336,909,817.22, 505,364,048.12 and 316,407,795.32 is: 474,611,056.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,909,817.22 : 505,364,048.12 = 316,407,795.32 : x
  2. Step 2: Convert to fraction form
    336,909,817.22/505,364,048.12 = 316,407,795.32/x
  3. Step 3: Cross multiply
    336,909,817.22x = 505,364,048.12 × 316,407,795.32
  4. Step 4: Simplify right side
    336,909,817.22x = 159,901,124,297,112,768
  5. Step 5: Solve for x
    x = 159,901,124,297,112,768/336,909,817.22
  6. Step 6: Final answer
    x = 474,611,056.51

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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.