Home / 66,529,386.90-99,794,080.35-56,787,614.10

Finding the Fourth Proportional to 66,529,386.90, 99,794,080.35 and 56,787,614.10

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Solution

The fourth proportional to 66,529,386.90, 99,794,080.35 and 56,787,614.10 is: 85,181,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,386.90 : 99,794,080.35 = 56,787,614.10 : x
  2. Step 2: Convert to fraction form
    66,529,386.90/99,794,080.35 = 56,787,614.10/x
  3. Step 3: Cross multiply
    66,529,386.90x = 99,794,080.35 × 56,787,614.10
  4. Step 4: Simplify right side
    66,529,386.90x = 5,667,067,724,380,193
  5. Step 5: Solve for x
    x = 5,667,067,724,380,193/66,529,386.90
  6. Step 6: Final answer
    x = 85,181,421.15

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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.