Home / 211,774,037.72-292,202,834.28-123,628,033.04

Finding the Fourth Proportional to 211,774,037.72, 292,202,834.28 and 123,628,033.04

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Solution

The fourth proportional to 211,774,037.72, 292,202,834.28 and 123,628,033.04 is: 170,580,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,774,037.72 : 292,202,834.28 = 123,628,033.04 : x
  2. Step 2: Convert to fraction form
    211,774,037.72/292,202,834.28 = 123,628,033.04/x
  3. Step 3: Cross multiply
    211,774,037.72x = 292,202,834.28 × 123,628,033.04
  4. Step 4: Simplify right side
    211,774,037.72x = 36,124,461,650,749,480
  5. Step 5: Solve for x
    x = 36,124,461,650,749,480/211,774,037.72
  6. Step 6: Final answer
    x = 170,580,218.61

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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.