Home / 191,650,230.30-287,475,345.45-137,230,671.90

Finding the Fourth Proportional to 191,650,230.30, 287,475,345.45 and 137,230,671.90

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Solution

The fourth proportional to 191,650,230.30, 287,475,345.45 and 137,230,671.90 is: 205,846,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,650,230.30 : 287,475,345.45 = 137,230,671.90 : x
  2. Step 2: Convert to fraction form
    191,650,230.30/287,475,345.45 = 137,230,671.90/x
  3. Step 3: Cross multiply
    191,650,230.30x = 287,475,345.45 × 137,230,671.90
  4. Step 4: Simplify right side
    191,650,230.30x = 39,450,434,810,788,104
  5. Step 5: Solve for x
    x = 39,450,434,810,788,104/191,650,230.30
  6. Step 6: Final answer
    x = 205,846,007.85

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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.