Home / 133,043,187.08-199,564,780.64-42,166,776.08

Finding the Fourth Proportional to 133,043,187.08, 199,564,780.64 and 42,166,776.08

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Solution

The fourth proportional to 133,043,187.08, 199,564,780.64 and 42,166,776.08 is: 63,250,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043,187.08 : 199,564,780.64 = 42,166,776.08 : x
  2. Step 2: Convert to fraction form
    133,043,187.08/199,564,780.64 = 42,166,776.08/x
  3. Step 3: Cross multiply
    133,043,187.08x = 199,564,780.64 × 42,166,776.08
  4. Step 4: Simplify right side
    133,043,187.08x = 8,415,003,418,701,198
  5. Step 5: Solve for x
    x = 8,415,003,418,701,198/133,043,187.08
  6. Step 6: Final answer
    x = 63,250,164.13

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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.