Home / 1,308,255,884.64-1,962,654,665.04-531,901,677.60

Finding the Fourth Proportional to 1,308,255,884.64, 1,962,654,665.04 and 531,901,677.60

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Solution

The fourth proportional to 1,308,255,884.64, 1,962,654,665.04 and 531,901,677.60 is: 797,962,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,255,884.64 : 1,962,654,665.04 = 531,901,677.60 : x
  2. Step 2: Convert to fraction form
    1,308,255,884.64/1,962,654,665.04 = 531,901,677.60/x
  3. Step 3: Cross multiply
    1,308,255,884.64x = 1,962,654,665.04 × 531,901,677.60
  4. Step 4: Simplify right side
    1,308,255,884.64x = 1,043,939,308,884,242,048
  5. Step 5: Solve for x
    x = 1,043,939,308,884,242,048/1,308,255,884.64
  6. Step 6: Final answer
    x = 797,962,631.88

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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.