Home / 75,433,335.60-113,150,003.40-70,969,231.20

Finding the Fourth Proportional to 75,433,335.60, 113,150,003.40 and 70,969,231.20

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Solution

The fourth proportional to 75,433,335.60, 113,150,003.40 and 70,969,231.20 is: 106,453,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,433,335.60 : 113,150,003.40 = 70,969,231.20 : x
  2. Step 2: Convert to fraction form
    75,433,335.60/113,150,003.40 = 70,969,231.20/x
  3. Step 3: Cross multiply
    75,433,335.60x = 113,150,003.40 × 70,969,231.20
  4. Step 4: Simplify right side
    75,433,335.60x = 8,030,168,751,575,387
  5. Step 5: Solve for x
    x = 8,030,168,751,575,387/75,433,335.60
  6. Step 6: Final answer
    x = 106,453,846.80

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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.