Home / 207,776,114.10-311,664,171.15-54,437,670.90

Finding the Fourth Proportional to 207,776,114.10, 311,664,171.15 and 54,437,670.90

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Solution

The fourth proportional to 207,776,114.10, 311,664,171.15 and 54,437,670.90 is: 81,656,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,776,114.10 : 311,664,171.15 = 54,437,670.90 : x
  2. Step 2: Convert to fraction form
    207,776,114.10/311,664,171.15 = 54,437,670.90/x
  3. Step 3: Cross multiply
    207,776,114.10x = 311,664,171.15 × 54,437,670.90
  4. Step 4: Simplify right side
    207,776,114.10x = 16,966,271,580,384,972
  5. Step 5: Solve for x
    x = 16,966,271,580,384,972/207,776,114.10
  6. Step 6: Final answer
    x = 81,656,506.35

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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.