Home / 253,455,611.04-349,708,795.12-143,447,324

Finding the Fourth Proportional to 253,455,611.04, 349,708,795.12 and 143,447,324

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Solution

The fourth proportional to 253,455,611.04, 349,708,795.12 and 143,447,324 is: 197,923,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,455,611.04 : 349,708,795.12 = 143,447,324 : x
  2. Step 2: Convert to fraction form
    253,455,611.04/349,708,795.12 = 143,447,324/x
  3. Step 3: Cross multiply
    253,455,611.04x = 349,708,795.12 × 143,447,324
  4. Step 4: Simplify right side
    253,455,611.04x = 50,164,790,839,228,256
  5. Step 5: Solve for x
    x = 50,164,790,839,228,256/253,455,611.04
  6. Step 6: Final answer
    x = 197,923,378.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.