Home / 194,229,779.60-291,298,013.40-112,171,206.80

Finding the Fourth Proportional to 194,229,779.60, 291,298,013.40 and 112,171,206.80

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Solution

The fourth proportional to 194,229,779.60, 291,298,013.40 and 112,171,206.80 is: 168,229,865.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,229,779.60 : 291,298,013.40 = 112,171,206.80 : x
  2. Step 2: Convert to fraction form
    194,229,779.60/291,298,013.40 = 112,171,206.80/x
  3. Step 3: Cross multiply
    194,229,779.60x = 291,298,013.40 × 112,171,206.80
  4. Step 4: Simplify right side
    194,229,779.60x = 32,675,249,701,520,568
  5. Step 5: Solve for x
    x = 32,675,249,701,520,568/194,229,779.60
  6. Step 6: Final answer
    x = 168,229,865.52

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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.