Home / 215,554,354.56-297,465,139.61-116,435,145.74

Finding the Fourth Proportional to 215,554,354.56, 297,465,139.61 and 116,435,145.74

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Solution

The fourth proportional to 215,554,354.56, 297,465,139.61 and 116,435,145.74 is: 160,680,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,554,354.56 : 297,465,139.61 = 116,435,145.74 : x
  2. Step 2: Convert to fraction form
    215,554,354.56/297,465,139.61 = 116,435,145.74/x
  3. Step 3: Cross multiply
    215,554,354.56x = 297,465,139.61 × 116,435,145.74
  4. Step 4: Simplify right side
    215,554,354.56x = 34,635,396,882,316,136
  5. Step 5: Solve for x
    x = 34,635,396,882,316,136/215,554,354.56
  6. Step 6: Final answer
    x = 160,680,571.51

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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.