Home / 141,780,952,243.57-195,658,303,585.36-76,675,379,534.69

Finding the Fourth Proportional to 141,780,952,243.57, 195,658,303,585.36 and 76,675,379,534.69

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Solution

The fourth proportional to 141,780,952,243.57, 195,658,303,585.36 and 76,675,379,534.69 is: 105,812,342,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,780,952,243.57 : 195,658,303,585.36 = 76,675,379,534.69 : x
  2. Step 2: Convert to fraction form
    141,780,952,243.57/195,658,303,585.36 = 76,675,379,534.69/x
  3. Step 3: Cross multiply
    141,780,952,243.57x = 195,658,303,585.36 × 76,675,379,534.69
  4. Step 4: Simplify right side
    141,780,952,243.57x = 15,002,174,686,520,682,741,760
  5. Step 5: Solve for x
    x = 15,002,174,686,520,682,741,760/141,780,952,243.57
  6. Step 6: Final answer
    x = 105,812,342,554.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.