Home / 804,818,004.40-1,207,227,006.60-659,415,746.80

Finding the Fourth Proportional to 804,818,004.40, 1,207,227,006.60 and 659,415,746.80

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Solution

The fourth proportional to 804,818,004.40, 1,207,227,006.60 and 659,415,746.80 is: 989,123,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,818,004.40 : 1,207,227,006.60 = 659,415,746.80 : x
  2. Step 2: Convert to fraction form
    804,818,004.40/1,207,227,006.60 = 659,415,746.80/x
  3. Step 3: Cross multiply
    804,818,004.40x = 1,207,227,006.60 × 659,415,746.80
  4. Step 4: Simplify right side
    804,818,004.40x = 796,064,498,114,267,392
  5. Step 5: Solve for x
    x = 796,064,498,114,267,392/804,818,004.40
  6. Step 6: Final answer
    x = 989,123,620.20

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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.