Home / 1,820,629,761.25-2,729,838,764.36-713,908,750.29

Finding the Fourth Proportional to 1,820,629,761.25, 2,729,838,764.36 and 713,908,750.29

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Solution

The fourth proportional to 1,820,629,761.25, 2,729,838,764.36 and 713,908,750.29 is: 1,070,429,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,629,761.25 : 2,729,838,764.36 = 713,908,750.29 : x
  2. Step 2: Convert to fraction form
    1,820,629,761.25/2,729,838,764.36 = 713,908,750.29/x
  3. Step 3: Cross multiply
    1,820,629,761.25x = 2,729,838,764.36 × 713,908,750.29
  4. Step 4: Simplify right side
    1,820,629,761.25x = 1,948,855,780,757,445,376
  5. Step 5: Solve for x
    x = 1,948,855,780,757,445,376/1,820,629,761.25
  6. Step 6: Final answer
    x = 1,070,429,486.67

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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.