Home / 209,035,896.16-288,476,956.02-114,957,195.80

Finding the Fourth Proportional to 209,035,896.16, 288,476,956.02 and 114,957,195.80

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Solution

The fourth proportional to 209,035,896.16, 288,476,956.02 and 114,957,195.80 is: 158,645,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,035,896.16 : 288,476,956.02 = 114,957,195.80 : x
  2. Step 2: Convert to fraction form
    209,035,896.16/288,476,956.02 = 114,957,195.80/x
  3. Step 3: Cross multiply
    209,035,896.16x = 288,476,956.02 × 114,957,195.80
  4. Step 4: Simplify right side
    209,035,896.16x = 33,162,501,916,979,124
  5. Step 5: Solve for x
    x = 33,162,501,916,979,124/209,035,896.16
  6. Step 6: Final answer
    x = 158,645,010.38

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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.