Home / 1,623,043,182.12-2,436,139,083.12-783,276,904.80

Finding the Fourth Proportional to 1,623,043,182.12, 2,436,139,083.12 and 783,276,904.80

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Solution

The fourth proportional to 1,623,043,182.12, 2,436,139,083.12 and 783,276,904.80 is: 1,175,675,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,043,182.12 : 2,436,139,083.12 = 783,276,904.80 : x
  2. Step 2: Convert to fraction form
    1,623,043,182.12/2,436,139,083.12 = 783,276,904.80/x
  3. Step 3: Cross multiply
    1,623,043,182.12x = 2,436,139,083.12 × 783,276,904.80
  4. Step 4: Simplify right side
    1,623,043,182.12x = 1,908,171,480,688,543,232
  5. Step 5: Solve for x
    x = 1,908,171,480,688,543,232/1,623,043,182.12
  6. Step 6: Final answer
    x = 1,175,675,115.55

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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.