Home / 133,030,029.20-199,395,744.60-56,340,006.80

Finding the Fourth Proportional to 133,030,029.20, 199,395,744.60 and 56,340,006.80

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Solution

The fourth proportional to 133,030,029.20, 199,395,744.60 and 56,340,006.80 is: 84,446,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,030,029.20 : 199,395,744.60 = 56,340,006.80 : x
  2. Step 2: Convert to fraction form
    133,030,029.20/199,395,744.60 = 56,340,006.80/x
  3. Step 3: Cross multiply
    133,030,029.20x = 199,395,744.60 × 56,340,006.80
  4. Step 4: Simplify right side
    133,030,029.20x = 11,233,957,606,655,062
  5. Step 5: Solve for x
    x = 11,233,957,606,655,062/133,030,029.20
  6. Step 6: Final answer
    x = 84,446,779.98

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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.