Home / 655,325,626.44-904,352,446.80-357,971,993.92

Finding the Fourth Proportional to 655,325,626.44, 904,352,446.80 and 357,971,993.92

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Solution

The fourth proportional to 655,325,626.44, 904,352,446.80 and 357,971,993.92 is: 494,003,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,325,626.44 : 904,352,446.80 = 357,971,993.92 : x
  2. Step 2: Convert to fraction form
    655,325,626.44/904,352,446.80 = 357,971,993.92/x
  3. Step 3: Cross multiply
    655,325,626.44x = 904,352,446.80 × 357,971,993.92
  4. Step 4: Simplify right side
    655,325,626.44x = 323,732,848,587,426,752
  5. Step 5: Solve for x
    x = 323,732,848,587,426,752/655,325,626.44
  6. Step 6: Final answer
    x = 494,003,035.32

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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.