Home / 1,067,185,925.82-1,472,762,600.28-590,876,303.76

Finding the Fourth Proportional to 1,067,185,925.82, 1,472,762,600.28 and 590,876,303.76

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Solution

The fourth proportional to 1,067,185,925.82, 1,472,762,600.28 and 590,876,303.76 is: 815,434,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,185,925.82 : 1,472,762,600.28 = 590,876,303.76 : x
  2. Step 2: Convert to fraction form
    1,067,185,925.82/1,472,762,600.28 = 590,876,303.76/x
  3. Step 3: Cross multiply
    1,067,185,925.82x = 1,472,762,600.28 × 590,876,303.76
  4. Step 4: Simplify right side
    1,067,185,925.82x = 870,220,521,569,412,736
  5. Step 5: Solve for x
    x = 870,220,521,569,412,736/1,067,185,925.82
  6. Step 6: Final answer
    x = 815,434,780.87

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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.