Home / 260,151,659.67-359,031,994.49-142,699,690.24

Finding the Fourth Proportional to 260,151,659.67, 359,031,994.49 and 142,699,690.24

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Solution

The fourth proportional to 260,151,659.67, 359,031,994.49 and 142,699,690.24 is: 196,938,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,151,659.67 : 359,031,994.49 = 142,699,690.24 : x
  2. Step 2: Convert to fraction form
    260,151,659.67/359,031,994.49 = 142,699,690.24/x
  3. Step 3: Cross multiply
    260,151,659.67x = 359,031,994.49 × 142,699,690.24
  4. Step 4: Simplify right side
    260,151,659.67x = 51,233,754,399,972,392
  5. Step 5: Solve for x
    x = 51,233,754,399,972,392/260,151,659.67
  6. Step 6: Final answer
    x = 196,938,026.32

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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.