Home / 137,771,784.56-206,657,677.15-56,992,752.56

Finding the Fourth Proportional to 137,771,784.56, 206,657,677.15 and 56,992,752.56

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Solution

The fourth proportional to 137,771,784.56, 206,657,677.15 and 56,992,752.56 is: 85,489,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,771,784.56 : 206,657,677.15 = 56,992,752.56 : x
  2. Step 2: Convert to fraction form
    137,771,784.56/206,657,677.15 = 56,992,752.56/x
  3. Step 3: Cross multiply
    137,771,784.56x = 206,657,677.15 × 56,992,752.56
  4. Step 4: Simplify right side
    137,771,784.56x = 11,777,989,858,808,478
  5. Step 5: Solve for x
    x = 11,777,989,858,808,478/137,771,784.56
  6. Step 6: Final answer
    x = 85,489,128.97

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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.