Home / 101,843,831,607.46-140,538,155,046.44-56,115,548,017.21

Finding the Fourth Proportional to 101,843,831,607.46, 140,538,155,046.44 and 56,115,548,017.21

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Solution

The fourth proportional to 101,843,831,607.46, 140,538,155,046.44 and 56,115,548,017.21 is: 77,435,967,041.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,843,831,607.46 : 140,538,155,046.44 = 56,115,548,017.21 : x
  2. Step 2: Convert to fraction form
    101,843,831,607.46/140,538,155,046.44 = 56,115,548,017.21/x
  3. Step 3: Cross multiply
    101,843,831,607.46x = 140,538,155,046.44 × 56,115,548,017.21
  4. Step 4: Simplify right side
    101,843,831,607.46x = 7,886,375,587,757,904,887,808
  5. Step 5: Solve for x
    x = 7,886,375,587,757,904,887,808/101,843,831,607.46
  6. Step 6: Final answer
    x = 77,435,967,041.72

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1.5x scale

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.