Home / 303,624,676.88-455,465,013.24-99,153,823.76

Finding the Fourth Proportional to 303,624,676.88, 455,465,013.24 and 99,153,823.76

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Solution

The fourth proportional to 303,624,676.88, 455,465,013.24 and 99,153,823.76 is: 148,739,878.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,624,676.88 : 455,465,013.24 = 99,153,823.76 : x
  2. Step 2: Convert to fraction form
    303,624,676.88/455,465,013.24 = 99,153,823.76/x
  3. Step 3: Cross multiply
    303,624,676.88x = 455,465,013.24 × 99,153,823.76
  4. Step 4: Simplify right side
    303,624,676.88x = 45,161,097,651,645,032
  5. Step 5: Solve for x
    x = 45,161,097,651,645,032/303,624,676.88
  6. Step 6: Final answer
    x = 148,739,878.84

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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.