Home / 75,287,256,890.96-103,898,277,620.60-40,994,843,417.66

Finding the Fourth Proportional to 75,287,256,890.96, 103,898,277,620.60 and 40,994,843,417.66

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Solution

The fourth proportional to 75,287,256,890.96, 103,898,277,620.60 and 40,994,843,417.66 is: 56,573,898,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,287,256,890.96 : 103,898,277,620.60 = 40,994,843,417.66 : x
  2. Step 2: Convert to fraction form
    75,287,256,890.96/103,898,277,620.60 = 40,994,843,417.66/x
  3. Step 3: Cross multiply
    75,287,256,890.96x = 103,898,277,620.60 × 40,994,843,417.66
  4. Step 4: Simplify right side
    75,287,256,890.96x = 4,259,293,622,421,377,515,520
  5. Step 5: Solve for x
    x = 4,259,293,622,421,377,515,520/75,287,256,890.96
  6. Step 6: Final answer
    x = 56,573,898,403.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.