Home / 191,782,211.10-264,643,448.31-108,145,654.62

Finding the Fourth Proportional to 191,782,211.10, 264,643,448.31 and 108,145,654.62

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Solution

The fourth proportional to 191,782,211.10, 264,643,448.31 and 108,145,654.62 is: 149,231,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,782,211.10 : 264,643,448.31 = 108,145,654.62 : x
  2. Step 2: Convert to fraction form
    191,782,211.10/264,643,448.31 = 108,145,654.62/x
  3. Step 3: Cross multiply
    191,782,211.10x = 264,643,448.31 × 108,145,654.62
  4. Step 4: Simplify right side
    191,782,211.10x = 28,620,038,958,379,084
  5. Step 5: Solve for x
    x = 28,620,038,958,379,084/191,782,211.10
  6. Step 6: Final answer
    x = 149,231,979.31

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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.