Home / 101,496,451.74-140,066,447.07-55,087,261.98

Finding the Fourth Proportional to 101,496,451.74, 140,066,447.07 and 55,087,261.98

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Solution

The fourth proportional to 101,496,451.74, 140,066,447.07 and 55,087,261.98 is: 76,021,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,496,451.74 : 140,066,447.07 = 55,087,261.98 : x
  2. Step 2: Convert to fraction form
    101,496,451.74/140,066,447.07 = 55,087,261.98/x
  3. Step 3: Cross multiply
    101,496,451.74x = 140,066,447.07 × 55,087,261.98
  4. Step 4: Simplify right side
    101,496,451.74x = 7,715,877,064,352,893
  5. Step 5: Solve for x
    x = 7,715,877,064,352,893/101,496,451.74
  6. Step 6: Final answer
    x = 76,021,150.81

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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.