Home / 223,335,939.90-335,014,407.45-69,986,999.10

Finding the Fourth Proportional to 223,335,939.90, 335,014,407.45 and 69,986,999.10

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Solution

The fourth proportional to 223,335,939.90, 335,014,407.45 and 69,986,999.10 is: 104,983,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,335,939.90 : 335,014,407.45 = 69,986,999.10 : x
  2. Step 2: Convert to fraction form
    223,335,939.90/335,014,407.45 = 69,986,999.10/x
  3. Step 3: Cross multiply
    223,335,939.90x = 335,014,407.45 × 69,986,999.10
  4. Step 4: Simplify right side
    223,335,939.90x = 23,446,653,032,690,180
  5. Step 5: Solve for x
    x = 23,446,653,032,690,180/223,335,939.90
  6. Step 6: Final answer
    x = 104,983,788.29

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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.