Home / 134,784,001.80-202,176,002.70-112,389,121.80

Finding the Fourth Proportional to 134,784,001.80, 202,176,002.70 and 112,389,121.80

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Solution

The fourth proportional to 134,784,001.80, 202,176,002.70 and 112,389,121.80 is: 168,583,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,784,001.80 : 202,176,002.70 = 112,389,121.80 : x
  2. Step 2: Convert to fraction form
    134,784,001.80/202,176,002.70 = 112,389,121.80/x
  3. Step 3: Cross multiply
    134,784,001.80x = 202,176,002.70 × 112,389,121.80
  4. Step 4: Simplify right side
    134,784,001.80x = 22,722,383,392,487,428
  5. Step 5: Solve for x
    x = 22,722,383,392,487,428/134,784,001.80
  6. Step 6: Final answer
    x = 168,583,682.70

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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.