Home / 178,303,940.64-267,411,024-69,091,634.16

Finding the Fourth Proportional to 178,303,940.64, 267,411,024 and 69,091,634.16

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Solution

The fourth proportional to 178,303,940.64, 267,411,024 and 69,091,634.16 is: 103,620,057.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,303,940.64 : 267,411,024 = 69,091,634.16 : x
  2. Step 2: Convert to fraction form
    178,303,940.64/267,411,024 = 69,091,634.16/x
  3. Step 3: Cross multiply
    178,303,940.64x = 267,411,024 × 69,091,634.16
  4. Step 4: Simplify right side
    178,303,940.64x = 18,475,864,640,558,980
  5. Step 5: Solve for x
    x = 18,475,864,640,558,980/178,303,940.64
  6. Step 6: Final answer
    x = 103,620,057.83

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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.