Home / 86,291,846.64-119,082,613.32-47,133,622.98

Finding the Fourth Proportional to 86,291,846.64, 119,082,613.32 and 47,133,622.98

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Solution

The fourth proportional to 86,291,846.64, 119,082,613.32 and 47,133,622.98 is: 65,044,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,291,846.64 : 119,082,613.32 = 47,133,622.98 : x
  2. Step 2: Convert to fraction form
    86,291,846.64/119,082,613.32 = 47,133,622.98/x
  3. Step 3: Cross multiply
    86,291,846.64x = 119,082,613.32 × 47,133,622.98
  4. Step 4: Simplify right side
    86,291,846.64x = 5,612,794,999,698,005
  5. Step 5: Solve for x
    x = 5,612,794,999,698,005/86,291,846.64
  6. Step 6: Final answer
    x = 65,044,325.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.