Home / 125,127,805.36-187,699,511.85-33,011,631.78

Finding the Fourth Proportional to 125,127,805.36, 187,699,511.85 and 33,011,631.78

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Solution

The fourth proportional to 125,127,805.36, 187,699,511.85 and 33,011,631.78 is: 49,519,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,127,805.36 : 187,699,511.85 = 33,011,631.78 : x
  2. Step 2: Convert to fraction form
    125,127,805.36/187,699,511.85 = 33,011,631.78/x
  3. Step 3: Cross multiply
    125,127,805.36x = 187,699,511.85 × 33,011,631.78
  4. Step 4: Simplify right side
    125,127,805.36x = 6,196,267,169,701,539
  5. Step 5: Solve for x
    x = 6,196,267,169,701,539/125,127,805.36
  6. Step 6: Final answer
    x = 49,519,506.49

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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.