Home / 306,356,484.50-422,714,127.81-182,608,676.18

Finding the Fourth Proportional to 306,356,484.50, 422,714,127.81 and 182,608,676.18

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Solution

The fourth proportional to 306,356,484.50, 422,714,127.81 and 182,608,676.18 is: 251,965,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,356,484.50 : 422,714,127.81 = 182,608,676.18 : x
  2. Step 2: Convert to fraction form
    306,356,484.50/422,714,127.81 = 182,608,676.18/x
  3. Step 3: Cross multiply
    306,356,484.50x = 422,714,127.81 × 182,608,676.18
  4. Step 4: Simplify right side
    306,356,484.50x = 77,191,267,280,421,040
  5. Step 5: Solve for x
    x = 77,191,267,280,421,040/306,356,484.50
  6. Step 6: Final answer
    x = 251,965,508.12

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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.