Home / 805,262,817.47-1,111,133,052.41-452,817,794.75

Finding the Fourth Proportional to 805,262,817.47, 1,111,133,052.41 and 452,817,794.75

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Solution

The fourth proportional to 805,262,817.47, 1,111,133,052.41 and 452,817,794.75 is: 624,815,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,262,817.47 : 1,111,133,052.41 = 452,817,794.75 : x
  2. Step 2: Convert to fraction form
    805,262,817.47/1,111,133,052.41 = 452,817,794.75/x
  3. Step 3: Cross multiply
    805,262,817.47x = 1,111,133,052.41 × 452,817,794.75
  4. Step 4: Simplify right side
    805,262,817.47x = 503,140,818,458,312,640
  5. Step 5: Solve for x
    x = 503,140,818,458,312,640/805,262,817.47
  6. Step 6: Final answer
    x = 624,815,659.62

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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.