Home / 114,978,667.16-172,495,185.42-37,255,442.78

Finding the Fourth Proportional to 114,978,667.16, 172,495,185.42 and 37,255,442.78

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Solution

The fourth proportional to 114,978,667.16, 172,495,185.42 and 37,255,442.78 is: 55,891,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,978,667.16 : 172,495,185.42 = 37,255,442.78 : x
  2. Step 2: Convert to fraction form
    114,978,667.16/172,495,185.42 = 37,255,442.78/x
  3. Step 3: Cross multiply
    114,978,667.16x = 172,495,185.42 × 37,255,442.78
  4. Step 4: Simplify right side
    114,978,667.16x = 6,426,384,510,240,300
  5. Step 5: Solve for x
    x = 6,426,384,510,240,300/114,978,667.16
  6. Step 6: Final answer
    x = 55,891,972.56

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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.