Home / 101,843,831,617.76-140,538,155,060.63-56,115,548,027.50

Finding the Fourth Proportional to 101,843,831,617.76, 140,538,155,060.63 and 56,115,548,027.50

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Solution

The fourth proportional to 101,843,831,617.76, 140,538,155,060.63 and 56,115,548,027.50 is: 77,435,967,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,843,831,617.76 : 140,538,155,060.63 = 56,115,548,027.50 : x
  2. Step 2: Convert to fraction form
    101,843,831,617.76/140,538,155,060.63 = 56,115,548,027.50/x
  3. Step 3: Cross multiply
    101,843,831,617.76x = 140,538,155,060.63 × 56,115,548,027.50
  4. Step 4: Simplify right side
    101,843,831,617.76x = 7,886,375,590,001,024,958,464
  5. Step 5: Solve for x
    x = 7,886,375,590,001,024,958,464/101,843,831,617.76
  6. Step 6: Final answer
    x = 77,435,967,055.92

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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.