Home / 191,690,026.85-287,242,453.40-113,813,576.33

Finding the Fourth Proportional to 191,690,026.85, 287,242,453.40 and 113,813,576.33

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Solution

The fourth proportional to 191,690,026.85, 287,242,453.40 and 113,813,576.33 is: 170,546,644.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,690,026.85 : 287,242,453.40 = 113,813,576.33 : x
  2. Step 2: Convert to fraction form
    191,690,026.85/287,242,453.40 = 113,813,576.33/x
  3. Step 3: Cross multiply
    191,690,026.85x = 287,242,453.40 × 113,813,576.33
  4. Step 4: Simplify right side
    191,690,026.85x = 32,692,090,894,688,296
  5. Step 5: Solve for x
    x = 32,692,090,894,688,296/191,690,026.85
  6. Step 6: Final answer
    x = 170,546,644.66

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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.