Home / 1,333,884,149.36-1,840,156,515.40-805,079,096.72

Finding the Fourth Proportional to 1,333,884,149.36, 1,840,156,515.40 and 805,079,096.72

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Solution

The fourth proportional to 1,333,884,149.36, 1,840,156,515.40 and 805,079,096.72 is: 1,110,644,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,884,149.36 : 1,840,156,515.40 = 805,079,096.72 : x
  2. Step 2: Convert to fraction form
    1,333,884,149.36/1,840,156,515.40 = 805,079,096.72/x
  3. Step 3: Cross multiply
    1,333,884,149.36x = 1,840,156,515.40 × 805,079,096.72
  4. Step 4: Simplify right side
    1,333,884,149.36x = 1,481,471,545,241,654,784
  5. Step 5: Solve for x
    x = 1,481,471,545,241,654,784/1,333,884,149.36
  6. Step 6: Final answer
    x = 1,110,644,838.20

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1.5x scale

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.