Home / 298,064,716.14-411,329,328.05-165,902,876.40

Finding the Fourth Proportional to 298,064,716.14, 411,329,328.05 and 165,902,876.40

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Solution

The fourth proportional to 298,064,716.14, 411,329,328.05 and 165,902,876.40 is: 228,945,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,064,716.14 : 411,329,328.05 = 165,902,876.40 : x
  2. Step 2: Convert to fraction form
    298,064,716.14/411,329,328.05 = 165,902,876.40/x
  3. Step 3: Cross multiply
    298,064,716.14x = 411,329,328.05 × 165,902,876.40
  4. Step 4: Simplify right side
    298,064,716.14x = 68,240,718,671,174,208
  5. Step 5: Solve for x
    x = 68,240,718,671,174,208/298,064,716.14
  6. Step 6: Final answer
    x = 228,945,980.44

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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.