Home / 166,529,043.72-249,937,054.02-115,446,934.44

Finding the Fourth Proportional to 166,529,043.72, 249,937,054.02 and 115,446,934.44

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Solution

The fourth proportional to 166,529,043.72, 249,937,054.02 and 115,446,934.44 is: 173,269,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,529,043.72 : 249,937,054.02 = 115,446,934.44 : x
  2. Step 2: Convert to fraction form
    166,529,043.72/249,937,054.02 = 115,446,934.44/x
  3. Step 3: Cross multiply
    166,529,043.72x = 249,937,054.02 × 115,446,934.44
  4. Step 4: Simplify right side
    166,529,043.72x = 28,854,466,689,573,680
  5. Step 5: Solve for x
    x = 28,854,466,689,573,680/166,529,043.72
  6. Step 6: Final answer
    x = 173,269,875.60

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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.