Home / 1,069,457,009.33-1,603,053,310.44-359,729,937.43

Finding the Fourth Proportional to 1,069,457,009.33, 1,603,053,310.44 and 359,729,937.43

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Solution

The fourth proportional to 1,069,457,009.33, 1,603,053,310.44 and 359,729,937.43 is: 539,214,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,457,009.33 : 1,603,053,310.44 = 359,729,937.43 : x
  2. Step 2: Convert to fraction form
    1,069,457,009.33/1,603,053,310.44 = 359,729,937.43/x
  3. Step 3: Cross multiply
    1,069,457,009.33x = 1,603,053,310.44 × 359,729,937.43
  4. Step 4: Simplify right side
    1,069,457,009.33x = 576,666,267,053,520,384
  5. Step 5: Solve for x
    x = 576,666,267,053,520,384/1,069,457,009.33
  6. Step 6: Final answer
    x = 539,214,070.34

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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.