Home / 134,690,780.80-202,036,171.20-48,432,001.60

Finding the Fourth Proportional to 134,690,780.80, 202,036,171.20 and 48,432,001.60

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Solution

The fourth proportional to 134,690,780.80, 202,036,171.20 and 48,432,001.60 is: 72,648,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,690,780.80 : 202,036,171.20 = 48,432,001.60 : x
  2. Step 2: Convert to fraction form
    134,690,780.80/202,036,171.20 = 48,432,001.60/x
  3. Step 3: Cross multiply
    134,690,780.80x = 202,036,171.20 × 48,432,001.60
  4. Step 4: Simplify right side
    134,690,780.80x = 9,785,016,166,816,274
  5. Step 5: Solve for x
    x = 9,785,016,166,816,274/134,690,780.80
  6. Step 6: Final answer
    x = 72,648,002.40

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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.