Home / 155,009,955.53-232,434,197.61-73,106,842.77

Finding the Fourth Proportional to 155,009,955.53, 232,434,197.61 and 73,106,842.77

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Solution

The fourth proportional to 155,009,955.53, 232,434,197.61 and 73,106,842.77 is: 109,622,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,009,955.53 : 232,434,197.61 = 73,106,842.77 : x
  2. Step 2: Convert to fraction form
    155,009,955.53/232,434,197.61 = 73,106,842.77/x
  3. Step 3: Cross multiply
    155,009,955.53x = 232,434,197.61 × 73,106,842.77
  4. Step 4: Simplify right side
    155,009,955.53x = 16,992,530,339,045,380
  5. Step 5: Solve for x
    x = 16,992,530,339,045,380/155,009,955.53
  6. Step 6: Final answer
    x = 109,622,187.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.