Home / 191,609,930.16-287,414,865.81-46,043,493.26

Finding the Fourth Proportional to 191,609,930.16, 287,414,865.81 and 46,043,493.26

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Solution

The fourth proportional to 191,609,930.16, 287,414,865.81 and 46,043,493.26 is: 69,065,232.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,609,930.16 : 287,414,865.81 = 46,043,493.26 : x
  2. Step 2: Convert to fraction form
    191,609,930.16/287,414,865.81 = 46,043,493.26/x
  3. Step 3: Cross multiply
    191,609,930.16x = 287,414,865.81 × 46,043,493.26
  4. Step 4: Simplify right side
    191,609,930.16x = 13,233,584,435,309,466
  5. Step 5: Solve for x
    x = 13,233,584,435,309,466/191,609,930.16
  6. Step 6: Final answer
    x = 69,065,232.81

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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.