Home / 672,637,602.56-928,239,480.96-363,588,258.56

Finding the Fourth Proportional to 672,637,602.56, 928,239,480.96 and 363,588,258.56

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Solution

The fourth proportional to 672,637,602.56, 928,239,480.96 and 363,588,258.56 is: 501,751,574.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,637,602.56 : 928,239,480.96 = 363,588,258.56 : x
  2. Step 2: Convert to fraction form
    672,637,602.56/928,239,480.96 = 363,588,258.56/x
  3. Step 3: Cross multiply
    672,637,602.56x = 928,239,480.96 × 363,588,258.56
  4. Step 4: Simplify right side
    672,637,602.56x = 337,496,976,408,884,672
  5. Step 5: Solve for x
    x = 337,496,976,408,884,672/672,637,602.56
  6. Step 6: Final answer
    x = 501,751,574.88

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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.