Home / 57,151,649,775.60-85,709,121,492.36-18,854,263,415.52

Finding the Fourth Proportional to 57,151,649,775.60, 85,709,121,492.36 and 18,854,263,415.52

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Solution

The fourth proportional to 57,151,649,775.60, 85,709,121,492.36 and 18,854,263,415.52 is: 28,275,340,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,151,649,775.60 : 85,709,121,492.36 = 18,854,263,415.52 : x
  2. Step 2: Convert to fraction form
    57,151,649,775.60/85,709,121,492.36 = 18,854,263,415.52/x
  3. Step 3: Cross multiply
    57,151,649,775.60x = 85,709,121,492.36 × 18,854,263,415.52
  4. Step 4: Simplify right side
    57,151,649,775.60x = 1,615,982,353,729,762,099,200
  5. Step 5: Solve for x
    x = 1,615,982,353,729,762,099,200/57,151,649,775.60
  6. Step 6: Final answer
    x = 28,275,340,433.30

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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.