Home / 124,740,207.60-187,110,311.40-51,932,790.60

Finding the Fourth Proportional to 124,740,207.60, 187,110,311.40 and 51,932,790.60

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Solution

The fourth proportional to 124,740,207.60, 187,110,311.40 and 51,932,790.60 is: 77,899,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,740,207.60 : 187,110,311.40 = 51,932,790.60 : x
  2. Step 2: Convert to fraction form
    124,740,207.60/187,110,311.40 = 51,932,790.60/x
  3. Step 3: Cross multiply
    124,740,207.60x = 187,110,311.40 × 51,932,790.60
  4. Step 4: Simplify right side
    124,740,207.60x = 9,717,160,621,036,994
  5. Step 5: Solve for x
    x = 9,717,160,621,036,994/124,740,207.60
  6. Step 6: Final answer
    x = 77,899,185.90

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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.