Home / 1,941,666,311.54-2,914,572,085.05-836,816,415.68

Finding the Fourth Proportional to 1,941,666,311.54, 2,914,572,085.05 and 836,816,415.68

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Solution

The fourth proportional to 1,941,666,311.54, 2,914,572,085.05 and 836,816,415.68 is: 1,256,117,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,666,311.54 : 2,914,572,085.05 = 836,816,415.68 : x
  2. Step 2: Convert to fraction form
    1,941,666,311.54/2,914,572,085.05 = 836,816,415.68/x
  3. Step 3: Cross multiply
    1,941,666,311.54x = 2,914,572,085.05 × 836,816,415.68
  4. Step 4: Simplify right side
    1,941,666,311.54x = 2,438,961,765,452,525,056
  5. Step 5: Solve for x
    x = 2,438,961,765,452,525,056/1,941,666,311.54
  6. Step 6: Final answer
    x = 1,256,117,877.18

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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.