Home / 54,492,193,208.80-81,738,289,813.20-39,798,912,440.80

Finding the Fourth Proportional to 54,492,193,208.80, 81,738,289,813.20 and 39,798,912,440.80

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Solution

The fourth proportional to 54,492,193,208.80, 81,738,289,813.20 and 39,798,912,440.80 is: 59,698,368,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,492,193,208.80 : 81,738,289,813.20 = 39,798,912,440.80 : x
  2. Step 2: Convert to fraction form
    54,492,193,208.80/81,738,289,813.20 = 39,798,912,440.80/x
  3. Step 3: Cross multiply
    54,492,193,208.80x = 81,738,289,813.20 × 39,798,912,440.80
  4. Step 4: Simplify right side
    54,492,193,208.80x = 3,253,095,039,336,281,276,416
  5. Step 5: Solve for x
    x = 3,253,095,039,336,281,276,416/54,492,193,208.80
  6. Step 6: Final answer
    x = 59,698,368,661.20

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Double scale
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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.