Home / 75,081,951-103,613,092.40-40,743,135

Finding the Fourth Proportional to 75,081,951, 103,613,092.40 and 40,743,135

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Solution

The fourth proportional to 75,081,951, 103,613,092.40 and 40,743,135 is: 56,225,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,081,951 : 103,613,092.40 = 40,743,135 : x
  2. Step 2: Convert to fraction form
    75,081,951/103,613,092.40 = 40,743,135/x
  3. Step 3: Cross multiply
    75,081,951x = 103,613,092.40 × 40,743,135
  4. Step 4: Simplify right side
    75,081,951x = 4,221,522,211,420,674
  5. Step 5: Solve for x
    x = 4,221,522,211,420,674/75,081,951
  6. Step 6: Final answer
    x = 56,225,526.31

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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.