Home / 1,102,921,539.03-1,522,085,568.69-620,265,364.47

Finding the Fourth Proportional to 1,102,921,539.03, 1,522,085,568.69 and 620,265,364.47

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Solution

The fourth proportional to 1,102,921,539.03, 1,522,085,568.69 and 620,265,364.47 is: 855,996,484.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,921,539.03 : 1,522,085,568.69 = 620,265,364.47 : x
  2. Step 2: Convert to fraction form
    1,102,921,539.03/1,522,085,568.69 = 620,265,364.47/x
  3. Step 3: Cross multiply
    1,102,921,539.03x = 1,522,085,568.69 × 620,265,364.47
  4. Step 4: Simplify right side
    1,102,921,539.03x = 944,096,960,010,853,120
  5. Step 5: Solve for x
    x = 944,096,960,010,853,120/1,102,921,539.03
  6. Step 6: Final answer
    x = 855,996,484.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.