Home / 254,241,130.24-381,365,238.24-72,488,308.24

Finding the Fourth Proportional to 254,241,130.24, 381,365,238.24 and 72,488,308.24

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Solution

The fourth proportional to 254,241,130.24, 381,365,238.24 and 72,488,308.24 is: 108,733,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,241,130.24 : 381,365,238.24 = 72,488,308.24 : x
  2. Step 2: Convert to fraction form
    254,241,130.24/381,365,238.24 = 72,488,308.24/x
  3. Step 3: Cross multiply
    254,241,130.24x = 381,365,238.24 × 72,488,308.24
  4. Step 4: Simplify right side
    254,241,130.24x = 27,644,520,941,562,152
  5. Step 5: Solve for x
    x = 27,644,520,941,562,152/254,241,130.24
  6. Step 6: Final answer
    x = 108,733,472.49

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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.