Home / 75,113,396,563.20-112,670,094,844.80-40,284,879,187.20

Finding the Fourth Proportional to 75,113,396,563.20, 112,670,094,844.80 and 40,284,879,187.20

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Solution

The fourth proportional to 75,113,396,563.20, 112,670,094,844.80 and 40,284,879,187.20 is: 60,427,318,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,113,396,563.20 : 112,670,094,844.80 = 40,284,879,187.20 : x
  2. Step 2: Convert to fraction form
    75,113,396,563.20/112,670,094,844.80 = 40,284,879,187.20/x
  3. Step 3: Cross multiply
    75,113,396,563.20x = 112,670,094,844.80 × 40,284,879,187.20
  4. Step 4: Simplify right side
    75,113,396,563.20x = 4,538,901,158,833,133,453,312
  5. Step 5: Solve for x
    x = 4,538,901,158,833,133,453,312/75,113,396,563.20
  6. Step 6: Final answer
    x = 60,427,318,780.80

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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.