Home / 1,335,576,640.80-2,003,364,961.20-986,898,200.70

Finding the Fourth Proportional to 1,335,576,640.80, 2,003,364,961.20 and 986,898,200.70

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Solution

The fourth proportional to 1,335,576,640.80, 2,003,364,961.20 and 986,898,200.70 is: 1,480,347,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,576,640.80 : 2,003,364,961.20 = 986,898,200.70 : x
  2. Step 2: Convert to fraction form
    1,335,576,640.80/2,003,364,961.20 = 986,898,200.70/x
  3. Step 3: Cross multiply
    1,335,576,640.80x = 2,003,364,961.20 × 986,898,200.70
  4. Step 4: Simplify right side
    1,335,576,640.80x = 1,977,117,275,553,705,472
  5. Step 5: Solve for x
    x = 1,977,117,275,553,705,472/1,335,576,640.80
  6. Step 6: Final answer
    x = 1,480,347,301.05

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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.