Home / 199,668,506.20-299,479,139.70-54,093,038.20

Finding the Fourth Proportional to 199,668,506.20, 299,479,139.70 and 54,093,038.20

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Solution

The fourth proportional to 199,668,506.20, 299,479,139.70 and 54,093,038.20 is: 81,133,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,668,506.20 : 299,479,139.70 = 54,093,038.20 : x
  2. Step 2: Convert to fraction form
    199,668,506.20/299,479,139.70 = 54,093,038.20/x
  3. Step 3: Cross multiply
    199,668,506.20x = 299,479,139.70 × 54,093,038.20
  4. Step 4: Simplify right side
    199,668,506.20x = 16,199,736,543,895,236
  5. Step 5: Solve for x
    x = 16,199,736,543,895,236/199,668,506.20
  6. Step 6: Final answer
    x = 81,133,158.41

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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.