Home / 416,091,385.77-624,226,525.34-120,991,634.16

Finding the Fourth Proportional to 416,091,385.77, 624,226,525.34 and 120,991,634.16

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Solution

The fourth proportional to 416,091,385.77, 624,226,525.34 and 120,991,634.16 is: 181,513,460.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,091,385.77 : 624,226,525.34 = 120,991,634.16 : x
  2. Step 2: Convert to fraction form
    416,091,385.77/624,226,525.34 = 120,991,634.16/x
  3. Step 3: Cross multiply
    416,091,385.77x = 624,226,525.34 × 120,991,634.16
  4. Step 4: Simplify right side
    416,091,385.77x = 75,526,187,386,300,288
  5. Step 5: Solve for x
    x = 75,526,187,386,300,288/416,091,385.77
  6. Step 6: Final answer
    x = 181,513,460.67

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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.