Home / 1,095,947,487.03-1,643,921,198.78-505,563,050.96

Finding the Fourth Proportional to 1,095,947,487.03, 1,643,921,198.78 and 505,563,050.96

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Solution

The fourth proportional to 1,095,947,487.03, 1,643,921,198.78 and 505,563,050.96 is: 758,344,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,947,487.03 : 1,643,921,198.78 = 505,563,050.96 : x
  2. Step 2: Convert to fraction form
    1,095,947,487.03/1,643,921,198.78 = 505,563,050.96/x
  3. Step 3: Cross multiply
    1,095,947,487.03x = 1,643,921,198.78 × 505,563,050.96
  4. Step 4: Simplify right side
    1,095,947,487.03x = 831,105,816,793,037,440
  5. Step 5: Solve for x
    x = 831,105,816,793,037,440/1,095,947,487.03
  6. Step 6: Final answer
    x = 758,344,561.79

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Double scale
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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.