Home / 124,472,646.20-186,702,220.02-38,211,067.64

Finding the Fourth Proportional to 124,472,646.20, 186,702,220.02 and 38,211,067.64

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Solution

The fourth proportional to 124,472,646.20, 186,702,220.02 and 38,211,067.64 is: 57,314,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,472,646.20 : 186,702,220.02 = 38,211,067.64 : x
  2. Step 2: Convert to fraction form
    124,472,646.20/186,702,220.02 = 38,211,067.64/x
  3. Step 3: Cross multiply
    124,472,646.20x = 186,702,220.02 × 38,211,067.64
  4. Step 4: Simplify right side
    124,472,646.20x = 7,134,091,157,722,383
  5. Step 5: Solve for x
    x = 7,134,091,157,722,383/124,472,646.20
  6. Step 6: Final answer
    x = 57,314,529.54

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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.