Home / 77,837,169.60-116,755,754.40-49,210,214.40

Finding the Fourth Proportional to 77,837,169.60, 116,755,754.40 and 49,210,214.40

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Solution

The fourth proportional to 77,837,169.60, 116,755,754.40 and 49,210,214.40 is: 73,815,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,837,169.60 : 116,755,754.40 = 49,210,214.40 : x
  2. Step 2: Convert to fraction form
    77,837,169.60/116,755,754.40 = 49,210,214.40/x
  3. Step 3: Cross multiply
    77,837,169.60x = 116,755,754.40 × 49,210,214.40
  4. Step 4: Simplify right side
    77,837,169.60x = 5,745,575,706,457,743
  5. Step 5: Solve for x
    x = 5,745,575,706,457,743/77,837,169.60
  6. Step 6: Final answer
    x = 73,815,321.60

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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.