Home / 146,383,342.94-202,007,817.60-79,402,133.40

Finding the Fourth Proportional to 146,383,342.94, 202,007,817.60 and 79,402,133.40

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Solution

The fourth proportional to 146,383,342.94, 202,007,817.60 and 79,402,133.40 is: 109,574,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,383,342.94 : 202,007,817.60 = 79,402,133.40 : x
  2. Step 2: Convert to fraction form
    146,383,342.94/202,007,817.60 = 79,402,133.40/x
  3. Step 3: Cross multiply
    146,383,342.94x = 202,007,817.60 × 79,402,133.40
  4. Step 4: Simplify right side
    146,383,342.94x = 16,039,851,680,918,068
  5. Step 5: Solve for x
    x = 16,039,851,680,918,068/146,383,342.94
  6. Step 6: Final answer
    x = 109,574,295.54

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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.