Home / 49,440,497.40-74,192,238.90-28,970,177.40

Finding the Fourth Proportional to 49,440,497.40, 74,192,238.90 and 28,970,177.40

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Solution

The fourth proportional to 49,440,497.40, 74,192,238.90 and 28,970,177.40 is: 43,473,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,440,497.40 : 74,192,238.90 = 28,970,177.40 : x
  2. Step 2: Convert to fraction form
    49,440,497.40/74,192,238.90 = 28,970,177.40/x
  3. Step 3: Cross multiply
    49,440,497.40x = 74,192,238.90 × 28,970,177.40
  4. Step 4: Simplify right side
    49,440,497.40x = 2,149,362,322,636,181
  5. Step 5: Solve for x
    x = 2,149,362,322,636,181/49,440,497.40
  6. Step 6: Final answer
    x = 43,473,719.64

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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.