Home / 1,043,247,803.42-1,439,696,006.32-566,947,626.93

Finding the Fourth Proportional to 1,043,247,803.42, 1,439,696,006.32 and 566,947,626.93

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Solution

The fourth proportional to 1,043,247,803.42, 1,439,696,006.32 and 566,947,626.93 is: 782,395,353.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,247,803.42 : 1,439,696,006.32 = 566,947,626.93 : x
  2. Step 2: Convert to fraction form
    1,043,247,803.42/1,439,696,006.32 = 566,947,626.93/x
  3. Step 3: Cross multiply
    1,043,247,803.42x = 1,439,696,006.32 × 566,947,626.93
  4. Step 4: Simplify right side
    1,043,247,803.42x = 816,232,234,283,722,112
  5. Step 5: Solve for x
    x = 816,232,234,283,722,112/1,043,247,803.42
  6. Step 6: Final answer
    x = 782,395,353.82

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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.