Home / 90,222,749.38-124,486,045.32-51,064,527.34

Finding the Fourth Proportional to 90,222,749.38, 124,486,045.32 and 51,064,527.34

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Solution

The fourth proportional to 90,222,749.38, 124,486,045.32 and 51,064,527.34 is: 70,456,964.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,222,749.38 : 124,486,045.32 = 51,064,527.34 : x
  2. Step 2: Convert to fraction form
    90,222,749.38/124,486,045.32 = 51,064,527.34/x
  3. Step 3: Cross multiply
    90,222,749.38x = 124,486,045.32 × 51,064,527.34
  4. Step 4: Simplify right side
    90,222,749.38x = 6,356,821,064,691,619
  5. Step 5: Solve for x
    x = 6,356,821,064,691,619/90,222,749.38
  6. Step 6: Final answer
    x = 70,456,964.66

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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.