Home / 166,863,389.10-230,271,972.96-92,529,186.40

Finding the Fourth Proportional to 166,863,389.10, 230,271,972.96 and 92,529,186.40

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Solution

The fourth proportional to 166,863,389.10, 230,271,972.96 and 92,529,186.40 is: 127,690,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,863,389.10 : 230,271,972.96 = 92,529,186.40 : x
  2. Step 2: Convert to fraction form
    166,863,389.10/230,271,972.96 = 92,529,186.40/x
  3. Step 3: Cross multiply
    166,863,389.10x = 230,271,972.96 × 92,529,186.40
  4. Step 4: Simplify right side
    166,863,389.10x = 21,306,878,308,711,600
  5. Step 5: Solve for x
    x = 21,306,878,308,711,600/166,863,389.10
  6. Step 6: Final answer
    x = 127,690,552.28

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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.