Home / 137,811,835.09-206,706,905.07-60,086,904.85

Finding the Fourth Proportional to 137,811,835.09, 206,706,905.07 and 60,086,904.85

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Solution

The fourth proportional to 137,811,835.09, 206,706,905.07 and 60,086,904.85 is: 90,125,627.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,811,835.09 : 206,706,905.07 = 60,086,904.85 : x
  2. Step 2: Convert to fraction form
    137,811,835.09/206,706,905.07 = 60,086,904.85/x
  3. Step 3: Cross multiply
    137,811,835.09x = 206,706,905.07 × 60,086,904.85
  4. Step 4: Simplify right side
    137,811,835.09x = 12,420,378,136,779,072
  5. Step 5: Solve for x
    x = 12,420,378,136,779,072/137,811,835.09
  6. Step 6: Final answer
    x = 90,125,627.66

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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.