Home / 84,421,045.32-116,499,899.34-47,251,314.54

Finding the Fourth Proportional to 84,421,045.32, 116,499,899.34 and 47,251,314.54

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Solution

The fourth proportional to 84,421,045.32, 116,499,899.34 and 47,251,314.54 is: 65,206,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,421,045.32 : 116,499,899.34 = 47,251,314.54 : x
  2. Step 2: Convert to fraction form
    84,421,045.32/116,499,899.34 = 47,251,314.54/x
  3. Step 3: Cross multiply
    84,421,045.32x = 116,499,899.34 × 47,251,314.54
  4. Step 4: Simplify right side
    84,421,045.32x = 5,504,773,387,592,678
  5. Step 5: Solve for x
    x = 5,504,773,387,592,678/84,421,045.32
  6. Step 6: Final answer
    x = 65,206,174.20

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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.