Home / 60,728,389,379.52-83,764,824,279.57-39,053,933,928.90

Finding the Fourth Proportional to 60,728,389,379.52, 83,764,824,279.57 and 39,053,933,928.90

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Solution

The fourth proportional to 60,728,389,379.52, 83,764,824,279.57 and 39,053,933,928.90 is: 53,868,478,094.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,728,389,379.52 : 83,764,824,279.57 = 39,053,933,928.90 : x
  2. Step 2: Convert to fraction form
    60,728,389,379.52/83,764,824,279.57 = 39,053,933,928.90/x
  3. Step 3: Cross multiply
    60,728,389,379.52x = 83,764,824,279.57 × 39,053,933,928.90
  4. Step 4: Simplify right side
    60,728,389,379.52x = 3,271,345,912,980,245,577,728
  5. Step 5: Solve for x
    x = 3,271,345,912,980,245,577,728/60,728,389,379.52
  6. Step 6: Final answer
    x = 53,868,478,094.09

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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.