Home / 75,507,538.21-104,208,397.96-46,156,051.78

Finding the Fourth Proportional to 75,507,538.21, 104,208,397.96 and 46,156,051.78

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Solution

The fourth proportional to 75,507,538.21, 104,208,397.96 and 46,156,051.78 is: 63,700,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,507,538.21 : 104,208,397.96 = 46,156,051.78 : x
  2. Step 2: Convert to fraction form
    75,507,538.21/104,208,397.96 = 46,156,051.78/x
  3. Step 3: Cross multiply
    75,507,538.21x = 104,208,397.96 × 46,156,051.78
  4. Step 4: Simplify right side
    75,507,538.21x = 4,809,848,212,152,606
  5. Step 5: Solve for x
    x = 4,809,848,212,152,606/75,507,538.21
  6. Step 6: Final answer
    x = 63,700,238.76

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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.