Home / 168,492,088,385.90-252,738,132,578.85-56,659,895,873.90

Finding the Fourth Proportional to 168,492,088,385.90, 252,738,132,578.85 and 56,659,895,873.90

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Solution

The fourth proportional to 168,492,088,385.90, 252,738,132,578.85 and 56,659,895,873.90 is: 84,989,843,810.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,492,088,385.90 : 252,738,132,578.85 = 56,659,895,873.90 : x
  2. Step 2: Convert to fraction form
    168,492,088,385.90/252,738,132,578.85 = 56,659,895,873.90/x
  3. Step 3: Cross multiply
    168,492,088,385.90x = 252,738,132,578.85 × 56,659,895,873.90
  4. Step 4: Simplify right side
    168,492,088,385.90x = 14,320,116,275,281,573,969,920
  5. Step 5: Solve for x
    x = 14,320,116,275,281,573,969,920/168,492,088,385.90
  6. Step 6: Final answer
    x = 84,989,843,810.85

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1.5x scale

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.