Home / 142,339,719.40-213,509,579.10-93,882,797.80

Finding the Fourth Proportional to 142,339,719.40, 213,509,579.10 and 93,882,797.80

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Solution

The fourth proportional to 142,339,719.40, 213,509,579.10 and 93,882,797.80 is: 140,824,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,339,719.40 : 213,509,579.10 = 93,882,797.80 : x
  2. Step 2: Convert to fraction form
    142,339,719.40/213,509,579.10 = 93,882,797.80/x
  3. Step 3: Cross multiply
    142,339,719.40x = 213,509,579.10 × 93,882,797.80
  4. Step 4: Simplify right side
    142,339,719.40x = 20,044,876,643,008,404
  5. Step 5: Solve for x
    x = 20,044,876,643,008,404/142,339,719.40
  6. Step 6: Final answer
    x = 140,824,196.70

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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.