Home / 113,538,478,728.60-170,307,718,092.90-47,280,965,765.40

Finding the Fourth Proportional to 113,538,478,728.60, 170,307,718,092.90 and 47,280,965,765.40

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Solution

The fourth proportional to 113,538,478,728.60, 170,307,718,092.90 and 47,280,965,765.40 is: 70,921,448,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538,478,728.60 : 170,307,718,092.90 = 47,280,965,765.40 : x
  2. Step 2: Convert to fraction form
    113,538,478,728.60/170,307,718,092.90 = 47,280,965,765.40/x
  3. Step 3: Cross multiply
    113,538,478,728.60x = 170,307,718,092.90 × 47,280,965,765.40
  4. Step 4: Simplify right side
    113,538,478,728.60x = 8,052,313,388,733,798,809,600
  5. Step 5: Solve for x
    x = 8,052,313,388,733,798,809,600/113,538,478,728.60
  6. Step 6: Final answer
    x = 70,921,448,648.10

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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.