Home / 100,966,554.65-151,569,406.20-57,282,104.45

Finding the Fourth Proportional to 100,966,554.65, 151,569,406.20 and 57,282,104.45

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Solution

The fourth proportional to 100,966,554.65, 151,569,406.20 and 57,282,104.45 is: 85,990,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,966,554.65 : 151,569,406.20 = 57,282,104.45 : x
  2. Step 2: Convert to fraction form
    100,966,554.65/151,569,406.20 = 57,282,104.45/x
  3. Step 3: Cross multiply
    100,966,554.65x = 151,569,406.20 × 57,282,104.45
  4. Step 4: Simplify right side
    100,966,554.65x = 8,682,214,557,372,877
  5. Step 5: Solve for x
    x = 8,682,214,557,372,877/100,966,554.65
  6. Step 6: Final answer
    x = 85,990,995.61

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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.