Home / 101,843,831,615.76-140,538,155,057.87-56,115,548,025.50

Finding the Fourth Proportional to 101,843,831,615.76, 140,538,155,057.87 and 56,115,548,025.50

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Solution

The fourth proportional to 101,843,831,615.76, 140,538,155,057.87 and 56,115,548,025.50 is: 77,435,967,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,843,831,615.76 : 140,538,155,057.87 = 56,115,548,025.50 : x
  2. Step 2: Convert to fraction form
    101,843,831,615.76/140,538,155,057.87 = 56,115,548,025.50/x
  3. Step 3: Cross multiply
    101,843,831,615.76x = 140,538,155,057.87 × 56,115,548,025.50
  4. Step 4: Simplify right side
    101,843,831,615.76x = 7,886,375,589,565,069,000,704
  5. Step 5: Solve for x
    x = 7,886,375,589,565,069,000,704/101,843,831,615.76
  6. Step 6: Final answer
    x = 77,435,967,053.16

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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.