Home / 77,837,165.10-116,755,747.65-49,210,209.90

Finding the Fourth Proportional to 77,837,165.10, 116,755,747.65 and 49,210,209.90

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Solution

The fourth proportional to 77,837,165.10, 116,755,747.65 and 49,210,209.90 is: 73,815,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,837,165.10 : 116,755,747.65 = 49,210,209.90 : x
  2. Step 2: Convert to fraction form
    77,837,165.10/116,755,747.65 = 49,210,209.90/x
  3. Step 3: Cross multiply
    77,837,165.10x = 116,755,747.65 × 49,210,209.90
  4. Step 4: Simplify right side
    77,837,165.10x = 5,745,574,848,887,932
  5. Step 5: Solve for x
    x = 5,745,574,848,887,932/77,837,165.10
  6. Step 6: Final answer
    x = 73,815,314.85

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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.