Home / 191,800,545.20-287,700,817.80-110,171,207.60

Finding the Fourth Proportional to 191,800,545.20, 287,700,817.80 and 110,171,207.60

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Solution

The fourth proportional to 191,800,545.20, 287,700,817.80 and 110,171,207.60 is: 165,256,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,800,545.20 : 287,700,817.80 = 110,171,207.60 : x
  2. Step 2: Convert to fraction form
    191,800,545.20/287,700,817.80 = 110,171,207.60/x
  3. Step 3: Cross multiply
    191,800,545.20x = 287,700,817.80 × 110,171,207.60
  4. Step 4: Simplify right side
    191,800,545.20x = 31,696,346,524,533,576
  5. Step 5: Solve for x
    x = 31,696,346,524,533,576/191,800,545.20
  6. Step 6: Final answer
    x = 165,256,811.40

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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.