Home / 82,911,379.62-114,417,064.80-45,743,226.39

Finding the Fourth Proportional to 82,911,379.62, 114,417,064.80 and 45,743,226.39

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Solution

The fourth proportional to 82,911,379.62, 114,417,064.80 and 45,743,226.39 is: 63,125,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911,379.62 : 114,417,064.80 = 45,743,226.39 : x
  2. Step 2: Convert to fraction form
    82,911,379.62/114,417,064.80 = 45,743,226.39/x
  3. Step 3: Cross multiply
    82,911,379.62x = 114,417,064.80 × 45,743,226.39
  4. Step 4: Simplify right side
    82,911,379.62x = 5,233,805,698,025,700
  5. Step 5: Solve for x
    x = 5,233,805,698,025,700/82,911,379.62
  6. Step 6: Final answer
    x = 63,125,299.83

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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.