Home / 114,912,998.40-172,369,497.60-92,238,182.40

Finding the Fourth Proportional to 114,912,998.40, 172,369,497.60 and 92,238,182.40

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Solution

The fourth proportional to 114,912,998.40, 172,369,497.60 and 92,238,182.40 is: 138,357,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,912,998.40 : 172,369,497.60 = 92,238,182.40 : x
  2. Step 2: Convert to fraction form
    114,912,998.40/172,369,497.60 = 92,238,182.40/x
  3. Step 3: Cross multiply
    114,912,998.40x = 172,369,497.60 × 92,238,182.40
  4. Step 4: Simplify right side
    114,912,998.40x = 15,899,049,159,825,162
  5. Step 5: Solve for x
    x = 15,899,049,159,825,162/114,912,998.40
  6. Step 6: Final answer
    x = 138,357,273.60

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1.5x scale

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.