Home / 120,102,924.34-180,170,497.92-42,361,553.32

Finding the Fourth Proportional to 120,102,924.34, 180,170,497.92 and 42,361,553.32

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Solution

The fourth proportional to 120,102,924.34, 180,170,497.92 and 42,361,553.32 is: 63,548,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,102,924.34 : 180,170,497.92 = 42,361,553.32 : x
  2. Step 2: Convert to fraction form
    120,102,924.34/180,170,497.92 = 42,361,553.32/x
  3. Step 3: Cross multiply
    120,102,924.34x = 180,170,497.92 × 42,361,553.32
  4. Step 4: Simplify right side
    120,102,924.34x = 7,632,302,154,329,029
  5. Step 5: Solve for x
    x = 7,632,302,154,329,029/120,102,924.34
  6. Step 6: Final answer
    x = 63,548,012.64

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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.