Home / 125,086,716.98-187,653,646.11-47,386,893.50

Finding the Fourth Proportional to 125,086,716.98, 187,653,646.11 and 47,386,893.50

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Solution

The fourth proportional to 125,086,716.98, 187,653,646.11 and 47,386,893.50 is: 71,089,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,086,716.98 : 187,653,646.11 = 47,386,893.50 : x
  2. Step 2: Convert to fraction form
    125,086,716.98/187,653,646.11 = 47,386,893.50/x
  3. Step 3: Cross multiply
    125,086,716.98x = 187,653,646.11 × 47,386,893.50
  4. Step 4: Simplify right side
    125,086,716.98x = 8,892,323,343,101,260
  5. Step 5: Solve for x
    x = 8,892,323,343,101,260/125,086,716.98
  6. Step 6: Final answer
    x = 71,089,269.57

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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.