Home / 133,043,185.98-199,564,778.93-42,166,774.98

Finding the Fourth Proportional to 133,043,185.98, 199,564,778.93 and 42,166,774.98

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Solution

The fourth proportional to 133,043,185.98, 199,564,778.93 and 42,166,774.98 is: 63,250,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043,185.98 : 199,564,778.93 = 42,166,774.98 : x
  2. Step 2: Convert to fraction form
    133,043,185.98/199,564,778.93 = 42,166,774.98/x
  3. Step 3: Cross multiply
    133,043,185.98x = 199,564,778.93 × 42,166,774.98
  4. Step 4: Simplify right side
    133,043,185.98x = 8,415,003,127,074,755
  5. Step 5: Solve for x
    x = 8,415,003,127,074,755/133,043,185.98
  6. Step 6: Final answer
    x = 63,250,162.46

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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.