Home / 193,085,886.66-289,622,419.65-83,911,162.36

Finding the Fourth Proportional to 193,085,886.66, 289,622,419.65 and 83,911,162.36

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Solution

The fourth proportional to 193,085,886.66, 289,622,419.65 and 83,911,162.36 is: 125,863,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,085,886.66 : 289,622,419.65 = 83,911,162.36 : x
  2. Step 2: Convert to fraction form
    193,085,886.66/289,622,419.65 = 83,911,162.36/x
  3. Step 3: Cross multiply
    193,085,886.66x = 289,622,419.65 × 83,911,162.36
  4. Step 4: Simplify right side
    193,085,886.66x = 24,302,553,878,347,204
  5. Step 5: Solve for x
    x = 24,302,553,878,347,204/193,085,886.66
  6. Step 6: Final answer
    x = 125,863,957.74

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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.