Home / 294,621,467-442,007,266.54-87,367,448.64

Finding the Fourth Proportional to 294,621,467, 442,007,266.54 and 87,367,448.64

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Solution

The fourth proportional to 294,621,467, 442,007,266.54 and 87,367,448.64 is: 131,073,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,621,467 : 442,007,266.54 = 87,367,448.64 : x
  2. Step 2: Convert to fraction form
    294,621,467/442,007,266.54 = 87,367,448.64/x
  3. Step 3: Cross multiply
    294,621,467x = 442,007,266.54 × 87,367,448.64
  4. Step 4: Simplify right side
    294,621,467x = 38,617,047,157,940,240
  5. Step 5: Solve for x
    x = 38,617,047,157,940,240/294,621,467
  6. Step 6: Final answer
    x = 131,073,433.15

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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.