Home / 1,322,824,678.62-1,984,242,217.50-535,893,196.38

Finding the Fourth Proportional to 1,322,824,678.62, 1,984,242,217.50 and 535,893,196.38

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Solution

The fourth proportional to 1,322,824,678.62, 1,984,242,217.50 and 535,893,196.38 is: 803,841,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,824,678.62 : 1,984,242,217.50 = 535,893,196.38 : x
  2. Step 2: Convert to fraction form
    1,322,824,678.62/1,984,242,217.50 = 535,893,196.38/x
  3. Step 3: Cross multiply
    1,322,824,678.62x = 1,984,242,217.50 × 535,893,196.38
  4. Step 4: Simplify right side
    1,322,824,678.62x = 1,063,341,904,328,214,144
  5. Step 5: Solve for x
    x = 1,063,341,904,328,214,144/1,322,824,678.62
  6. Step 6: Final answer
    x = 803,841,900.98

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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.