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Finding the Fourth Proportional to 88,590,145.60, 132,885,218.40 and 88,590,145.60

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Solution

The fourth proportional to 88,590,145.60, 132,885,218.40 and 88,590,145.60 is: 132,885,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,590,145.60 : 132,885,218.40 = 88,590,145.60 : x
  2. Step 2: Convert to fraction form
    88,590,145.60/132,885,218.40 = 88,590,145.60/x
  3. Step 3: Cross multiply
    88,590,145.60x = 132,885,218.40 × 88,590,145.60
  4. Step 4: Simplify right side
    88,590,145.60x = 11,772,320,846,143,798
  5. Step 5: Solve for x
    x = 11,772,320,846,143,798/88,590,145.60
  6. Step 6: Final answer
    x = 132,885,218.40

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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.