Home / 120,178,586.18-180,242,653.56-33,896,815.26

Finding the Fourth Proportional to 120,178,586.18, 180,242,653.56 and 33,896,815.26

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Solution

The fourth proportional to 120,178,586.18, 180,242,653.56 and 33,896,815.26 is: 50,838,107.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,178,586.18 : 180,242,653.56 = 33,896,815.26 : x
  2. Step 2: Convert to fraction form
    120,178,586.18/180,242,653.56 = 33,896,815.26/x
  3. Step 3: Cross multiply
    120,178,586.18x = 180,242,653.56 × 33,896,815.26
  4. Step 4: Simplify right side
    120,178,586.18x = 6,109,651,929,695,501
  5. Step 5: Solve for x
    x = 6,109,651,929,695,501/120,178,586.18
  6. Step 6: Final answer
    x = 50,838,107.89

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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.