Home / 397,046,533.39-595,548,247.12-120,676,199.92

Finding the Fourth Proportional to 397,046,533.39, 595,548,247.12 and 120,676,199.92

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Solution

The fourth proportional to 397,046,533.39, 595,548,247.12 and 120,676,199.92 is: 181,007,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,046,533.39 : 595,548,247.12 = 120,676,199.92 : x
  2. Step 2: Convert to fraction form
    397,046,533.39/595,548,247.12 = 120,676,199.92/x
  3. Step 3: Cross multiply
    397,046,533.39x = 595,548,247.12 × 120,676,199.92
  4. Step 4: Simplify right side
    397,046,533.39x = 71,868,499,331,458,688
  5. Step 5: Solve for x
    x = 71,868,499,331,458,688/397,046,533.39
  6. Step 6: Final answer
    x = 181,007,749.19

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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.