Home / 88,284,810.68-121,764,019.50-57,354,945.56

Finding the Fourth Proportional to 88,284,810.68, 121,764,019.50 and 57,354,945.56

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Solution

The fourth proportional to 88,284,810.68, 121,764,019.50 and 57,354,945.56 is: 79,104,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,284,810.68 : 121,764,019.50 = 57,354,945.56 : x
  2. Step 2: Convert to fraction form
    88,284,810.68/121,764,019.50 = 57,354,945.56/x
  3. Step 3: Cross multiply
    88,284,810.68x = 121,764,019.50 × 57,354,945.56
  4. Step 4: Simplify right side
    88,284,810.68x = 6,983,768,709,589,279
  5. Step 5: Solve for x
    x = 6,983,768,709,589,279/88,284,810.68
  6. Step 6: Final answer
    x = 79,104,985.96

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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.