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Finding the Fourth Proportional to 657,526,944, 907,376,063.04 and 364,165,213.44

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Solution

The fourth proportional to 657,526,944, 907,376,063.04 and 364,165,213.44 is: 502,541,836.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,526,944 : 907,376,063.04 = 364,165,213.44 : x
  2. Step 2: Convert to fraction form
    657,526,944/907,376,063.04 = 364,165,213.44/x
  3. Step 3: Cross multiply
    657,526,944x = 907,376,063.04 × 364,165,213.44
  4. Step 4: Simplify right side
    657,526,944x = 330,434,797,667,308,480
  5. Step 5: Solve for x
    x = 330,434,797,667,308,480/657,526,944
  6. Step 6: Final answer
    x = 502,541,836.02

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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.