Home / 190,473,260.07-285,641,383.64-65,942,074.47

Finding the Fourth Proportional to 190,473,260.07, 285,641,383.64 and 65,942,074.47

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Solution

The fourth proportional to 190,473,260.07, 285,641,383.64 and 65,942,074.47 is: 98,889,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,473,260.07 : 285,641,383.64 = 65,942,074.47 : x
  2. Step 2: Convert to fraction form
    190,473,260.07/285,641,383.64 = 65,942,074.47/x
  3. Step 3: Cross multiply
    190,473,260.07x = 285,641,383.64 × 65,942,074.47
  4. Step 4: Simplify right side
    190,473,260.07x = 18,835,785,391,373,008
  5. Step 5: Solve for x
    x = 18,835,785,391,373,008/190,473,260.07
  6. Step 6: Final answer
    x = 98,889,394.68

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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.