Home / 77,599,430.24-116,408,150.33-25,788,656.66

Finding the Fourth Proportional to 77,599,430.24, 116,408,150.33 and 25,788,656.66

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Solution

The fourth proportional to 77,599,430.24, 116,408,150.33 and 25,788,656.66 is: 38,685,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,599,430.24 : 116,408,150.33 = 25,788,656.66 : x
  2. Step 2: Convert to fraction form
    77,599,430.24/116,408,150.33 = 25,788,656.66/x
  3. Step 3: Cross multiply
    77,599,430.24x = 116,408,150.33 × 25,788,656.66
  4. Step 4: Simplify right side
    77,599,430.24x = 3,002,009,820,575,052
  5. Step 5: Solve for x
    x = 3,002,009,820,575,052/77,599,430.24
  6. Step 6: Final answer
    x = 38,685,977.61

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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.