Home / 73,180,713.44-100,989,101.40-45,297,866

Finding the Fourth Proportional to 73,180,713.44, 100,989,101.40 and 45,297,866

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Solution

The fourth proportional to 73,180,713.44, 100,989,101.40 and 45,297,866 is: 62,510,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180,713.44 : 100,989,101.40 = 45,297,866 : x
  2. Step 2: Convert to fraction form
    73,180,713.44/100,989,101.40 = 45,297,866/x
  3. Step 3: Cross multiply
    73,180,713.44x = 100,989,101.40 × 45,297,866
  4. Step 4: Simplify right side
    73,180,713.44x = 4,574,590,782,677,613
  5. Step 5: Solve for x
    x = 4,574,590,782,677,613/73,180,713.44
  6. Step 6: Final answer
    x = 62,510,879.82

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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.