Home / 298,064,719.14-411,329,332.19-165,902,879.40

Finding the Fourth Proportional to 298,064,719.14, 411,329,332.19 and 165,902,879.40

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Solution

The fourth proportional to 298,064,719.14, 411,329,332.19 and 165,902,879.40 is: 228,945,984.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,064,719.14 : 411,329,332.19 = 165,902,879.40 : x
  2. Step 2: Convert to fraction form
    298,064,719.14/411,329,332.19 = 165,902,879.40/x
  3. Step 3: Cross multiply
    298,064,719.14x = 411,329,332.19 × 165,902,879.40
  4. Step 4: Simplify right side
    298,064,719.14x = 68,240,720,592,000,112
  5. Step 5: Solve for x
    x = 68,240,720,592,000,112/298,064,719.14
  6. Step 6: Final answer
    x = 228,945,984.58

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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.