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Finding the Fourth Proportional to 301,465,995.01, 452,091,978.53 and 88,450,921

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Solution

The fourth proportional to 301,465,995.01, 452,091,978.53 and 88,450,921 is: 132,644,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,465,995.01 : 452,091,978.53 = 88,450,921 : x
  2. Step 2: Convert to fraction form
    301,465,995.01/452,091,978.53 = 88,450,921/x
  3. Step 3: Cross multiply
    301,465,995.01x = 452,091,978.53 × 88,450,921
  4. Step 4: Simplify right side
    301,465,995.01x = 39,987,951,877,690,720
  5. Step 5: Solve for x
    x = 39,987,951,877,690,720/301,465,995.01
  6. Step 6: Final answer
    x = 132,644,983.32

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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.