Home / 141,780,952,319.16-195,658,303,689.92-76,675,379,610.30

Finding the Fourth Proportional to 141,780,952,319.16, 195,658,303,689.92 and 76,675,379,610.30

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Solution

The fourth proportional to 141,780,952,319.16, 195,658,303,689.92 and 76,675,379,610.30 is: 105,812,342,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,780,952,319.16 : 195,658,303,689.92 = 76,675,379,610.30 : x
  2. Step 2: Convert to fraction form
    141,780,952,319.16/195,658,303,689.92 = 76,675,379,610.30/x
  3. Step 3: Cross multiply
    141,780,952,319.16x = 195,658,303,689.92 × 76,675,379,610.30
  4. Step 4: Simplify right side
    141,780,952,319.16x = 15,002,174,709,331,979,665,408
  5. Step 5: Solve for x
    x = 15,002,174,709,331,979,665,408/141,780,952,319.16
  6. Step 6: Final answer
    x = 105,812,342,659.13

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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.