Home / 68,984,838,279.20-103,477,257,418.80-37,639,172,640.80

Finding the Fourth Proportional to 68,984,838,279.20, 103,477,257,418.80 and 37,639,172,640.80

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Solution

The fourth proportional to 68,984,838,279.20, 103,477,257,418.80 and 37,639,172,640.80 is: 56,458,758,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,984,838,279.20 : 103,477,257,418.80 = 37,639,172,640.80 : x
  2. Step 2: Convert to fraction form
    68,984,838,279.20/103,477,257,418.80 = 37,639,172,640.80/x
  3. Step 3: Cross multiply
    68,984,838,279.20x = 103,477,257,418.80 × 37,639,172,640.80
  4. Step 4: Simplify right side
    68,984,838,279.20x = 3,894,798,356,382,716,264,448
  5. Step 5: Solve for x
    x = 3,894,798,356,382,716,264,448/68,984,838,279.20
  6. Step 6: Final answer
    x = 56,458,758,961.20

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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.