Home / 134,308,976.22-201,451,889.03-81,773,032.32

Finding the Fourth Proportional to 134,308,976.22, 201,451,889.03 and 81,773,032.32

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Solution

The fourth proportional to 134,308,976.22, 201,451,889.03 and 81,773,032.32 is: 122,652,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,308,976.22 : 201,451,889.03 = 81,773,032.32 : x
  2. Step 2: Convert to fraction form
    134,308,976.22/201,451,889.03 = 81,773,032.32/x
  3. Step 3: Cross multiply
    134,308,976.22x = 201,451,889.03 × 81,773,032.32
  4. Step 4: Simplify right side
    134,308,976.22x = 16,473,331,832,166,378
  5. Step 5: Solve for x
    x = 16,473,331,832,166,378/134,308,976.22
  6. Step 6: Final answer
    x = 122,652,500.94

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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.