Home / 190,609,542.12-285,881,406.08-50,550,971.16

Finding the Fourth Proportional to 190,609,542.12, 285,881,406.08 and 50,550,971.16

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Solution

The fourth proportional to 190,609,542.12, 285,881,406.08 and 50,550,971.16 is: 75,817,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,609,542.12 : 285,881,406.08 = 50,550,971.16 : x
  2. Step 2: Convert to fraction form
    190,609,542.12/285,881,406.08 = 50,550,971.16/x
  3. Step 3: Cross multiply
    190,609,542.12x = 285,881,406.08 × 50,550,971.16
  4. Step 4: Simplify right side
    190,609,542.12x = 14,451,582,713,930,326
  5. Step 5: Solve for x
    x = 14,451,582,713,930,326/190,609,542.12
  6. Step 6: Final answer
    x = 75,817,729.55

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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.