Home / 962,369,575.47-1,328,070,997.04-522,336,518.19

Finding the Fourth Proportional to 962,369,575.47, 1,328,070,997.04 and 522,336,518.19

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Solution

The fourth proportional to 962,369,575.47, 1,328,070,997.04 and 522,336,518.19 is: 720,824,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,369,575.47 : 1,328,070,997.04 = 522,336,518.19 : x
  2. Step 2: Convert to fraction form
    962,369,575.47/1,328,070,997.04 = 522,336,518.19/x
  3. Step 3: Cross multiply
    962,369,575.47x = 1,328,070,997.04 × 522,336,518.19
  4. Step 4: Simplify right side
    962,369,575.47x = 693,699,980,500,383,744
  5. Step 5: Solve for x
    x = 693,699,980,500,383,744/962,369,575.47
  6. Step 6: Final answer
    x = 720,824,928.57

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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.