Home / 223,386,999.90-335,090,997.45-70,038,059.10

Finding the Fourth Proportional to 223,386,999.90, 335,090,997.45 and 70,038,059.10

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Solution

The fourth proportional to 223,386,999.90, 335,090,997.45 and 70,038,059.10 is: 105,060,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,386,999.90 : 335,090,997.45 = 70,038,059.10 : x
  2. Step 2: Convert to fraction form
    223,386,999.90/335,090,997.45 = 70,038,059.10/x
  3. Step 3: Cross multiply
    223,386,999.90x = 335,090,997.45 × 70,038,059.10
  4. Step 4: Simplify right side
    223,386,999.90x = 23,469,123,083,281,048
  5. Step 5: Solve for x
    x = 23,469,123,083,281,048/223,386,999.90
  6. Step 6: Final answer
    x = 105,060,379.94

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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.