Home / 171,859,446.24-257,782,178.25-42,463,797.90

Finding the Fourth Proportional to 171,859,446.24, 257,782,178.25 and 42,463,797.90

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Solution

The fourth proportional to 171,859,446.24, 257,782,178.25 and 42,463,797.90 is: 63,693,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,859,446.24 : 257,782,178.25 = 42,463,797.90 : x
  2. Step 2: Convert to fraction form
    171,859,446.24/257,782,178.25 = 42,463,797.90/x
  3. Step 3: Cross multiply
    171,859,446.24x = 257,782,178.25 × 42,463,797.90
  4. Step 4: Simplify right side
    171,859,446.24x = 10,946,410,319,429,776
  5. Step 5: Solve for x
    x = 10,946,410,319,429,776/171,859,446.24
  6. Step 6: Final answer
    x = 63,693,969.46

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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.