Home / 335,071,638.70-502,607,458.05-248,978,196.70

Finding the Fourth Proportional to 335,071,638.70, 502,607,458.05 and 248,978,196.70

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Solution

The fourth proportional to 335,071,638.70, 502,607,458.05 and 248,978,196.70 is: 373,467,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,071,638.70 : 502,607,458.05 = 248,978,196.70 : x
  2. Step 2: Convert to fraction form
    335,071,638.70/502,607,458.05 = 248,978,196.70/x
  3. Step 3: Cross multiply
    335,071,638.70x = 502,607,458.05 × 248,978,196.70
  4. Step 4: Simplify right side
    335,071,638.70x = 125,138,298,553,259,888
  5. Step 5: Solve for x
    x = 125,138,298,553,259,888/335,071,638.70
  6. Step 6: Final answer
    x = 373,467,295.05

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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.