Home / 191,375,999.10-287,063,998.65-176,595,378.30

Finding the Fourth Proportional to 191,375,999.10, 287,063,998.65 and 176,595,378.30

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Solution

The fourth proportional to 191,375,999.10, 287,063,998.65 and 176,595,378.30 is: 264,893,067.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,375,999.10 : 287,063,998.65 = 176,595,378.30 : x
  2. Step 2: Convert to fraction form
    191,375,999.10/287,063,998.65 = 176,595,378.30/x
  3. Step 3: Cross multiply
    191,375,999.10x = 287,063,998.65 × 176,595,378.30
  4. Step 4: Simplify right side
    191,375,999.10x = 50,694,175,437,907,440
  5. Step 5: Solve for x
    x = 50,694,175,437,907,440/191,375,999.10
  6. Step 6: Final answer
    x = 264,893,067.45

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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.