Home / 187,243,802.70-280,865,704.05-164,568,986.70

Finding the Fourth Proportional to 187,243,802.70, 280,865,704.05 and 164,568,986.70

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Solution

The fourth proportional to 187,243,802.70, 280,865,704.05 and 164,568,986.70 is: 246,853,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,243,802.70 : 280,865,704.05 = 164,568,986.70 : x
  2. Step 2: Convert to fraction form
    187,243,802.70/280,865,704.05 = 164,568,986.70/x
  3. Step 3: Cross multiply
    187,243,802.70x = 280,865,704.05 × 164,568,986.70
  4. Step 4: Simplify right side
    187,243,802.70x = 46,221,784,314,290,584
  5. Step 5: Solve for x
    x = 46,221,784,314,290,584/187,243,802.70
  6. Step 6: Final answer
    x = 246,853,480.05

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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.