Home / 369,613,608.57-554,965,427.93-206,170,700.49

Finding the Fourth Proportional to 369,613,608.57, 554,965,427.93 and 206,170,700.49

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Solution

The fourth proportional to 369,613,608.57, 554,965,427.93 and 206,170,700.49 is: 309,560,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,613,608.57 : 554,965,427.93 = 206,170,700.49 : x
  2. Step 2: Convert to fraction form
    369,613,608.57/554,965,427.93 = 206,170,700.49/x
  3. Step 3: Cross multiply
    369,613,608.57x = 554,965,427.93 × 206,170,700.49
  4. Step 4: Simplify right side
    369,613,608.57x = 114,417,611,023,029,856
  5. Step 5: Solve for x
    x = 114,417,611,023,029,856/369,613,608.57
  6. Step 6: Final answer
    x = 309,560,060.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.